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Library of Congress Classification:Class T -- Technology
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<h2 id="t---technologygeneral">T - <a href="/facts/Technology/9Uav5WVR">Technology</a> (general)</h2> 10.5-11.9...................................Communication of technical information 11.95-12.5.................................Industrial directories 55-55.3............................................Industrial safety. Industrial accident prevention 55.4-60.8...................................Industrial engineering. Management engineering 57-57.97..........................................Applied mathematics. Quantitative methods 57.6-57.97.............................................Operations research. Systems analysis 58.4................................................Managerial control systems 58.5-58.64.......................................Information technology 58.6-58.62.......................................Management information systems 58.7-58.8.........................................Production capacity. Manufacturing capacity 59-59.2............................................Standardization 59.5................................................Automation 59.7-59.77.......................................Human engineering in industry. Man-machine systems 60-60.8............................................Work measurement. Methods engineering 61-173.......................................<a href="/facts/Technical_Education/vIDzdCs1">Technical Education</a>. Technical schools 173.2-174.5...............................Technological change 175-178.....................................Industrial research. Research and development 201-342.....................................<a href="/facts/Patent/LjT2bG3A">Patents</a>. <a href="/facts/Trademark/B23H8IS0">Trademarks</a> 351-385.....................................Mechanical drawing. Engineering graphics 391-995.....................................Exhibitions. Trade shows. World Fairs. <h2 id="ta---engineeringgeneral-civil-engineering">TA - <a href="/facts/Engineering/RFVg8H3I">Engineering</a> (general). <a href="/facts/Civil_engineering/avh5kEq2">Civil engineering</a></h2> 164..........................................<a href="/facts/Bioengineering/N8WPz0P7">Bioengineering</a> 165..........................................Engineering instruments, meters, etc. Industrial instrumentation 166-167...................................Human engineering 168..........................................Systems engineering 170-171...................................Environmental engineering 174..........................................Engineering design 177.4-185................................Engineering economy 190-194...................................Management of engineering works 197-198...................................Engineering meteorology 213-215...................................Engineering machinery, tools, and implements 329-348...................................Engineering mathematics. Engineering analysis 349-359...................................Mechanics of engineering. Applied mechanics 365-367...................................Acoustics in engineering. Acoustical engineering 401-492...................................Materials of engineering and construction. Mechanics of materials 495..........................................Disasters and engineering 501-625...................................Surveying 630-695...................................Structural engineering (General) 703-712...................................Engineering geology. Rock mechanics. <a href="/facts/Soil_mechanics/WfVDFMAW">Soil mechanics</a>. Underground construction 715-787...................................Earthwork. Foundations 800-820...................................Tunneling. Tunnels 1001-1280...............................Transportation engineering 1501-1820...............................Applied optics. Photonics 2001-2040...............................Plasma engineering. Applied plasma dynamics <h2 id="tc---hydraulic-engineering-ocean-engineering">TC - <a href="/facts/Hydraulic_engineering/atT6tL89">Hydraulic engineering</a>. <a href="/facts/Marine_engineering/EJTTeWsk">Ocean engineering</a></h2> 1-978.................................<a href="/facts/Hydraulic_engineering/atT6tL89">Hydraulic engineering</a> 160-181...................................Technical hydraulics 183-201...................................General preliminary operations. Dredging. Submarine building 203-380...................................Harbors and coast protective works. Coastal engineering. Lighthouses 401-506...................................River, lake, and water-supply engineering (General) 530-537...................................River protective works. Regulation. Flood control 540-558...................................Dams. Barrages 601-791...................................Canals and inland navigation. Waterways 801-978...................................Irrigation engineering. Reclamation of wasteland. Drainage 1501-1800.........................<a href="/facts/Marine_engineering/EJTTeWsk">Ocean engineering</a> <h2 id="td---environmental-technology-sanitary-engineering">TD - <a href="/facts/Environmental_technology/3bzFoTex">Environmental technology</a>. <a href="/facts/Sanitary_engineering/MjT0bn2c">Sanitary engineering</a></h2> 159-168...................................Municipal engineering 169-171.8................................Environmental protection 172-193.5................................Environmental pollution 194-195...................................Environmental effects of industries and plants 201-500...................................Water supply for domestic and industrial purposes 419-428.........................................Water pollution 429.5-480.7..................................Water purification. Water treatment and conditioning. Saline water conversion 481-493.........................................Water distribution systems 511-780...................................Sewage collection and disposal systems. Sewerage 783-812.5................................Municipal refuse. Solid wastes 813-870...................................Street cleaning. Litter and its removal 878-894...................................Special types of environment. Including <a href="/facts/Soil_pollution/BzPwKXhM">soil pollution</a>, air pollution, noise pollution 895-899...................................Industrial and factory sanitation 896-899.........................................Industrial and factory wastes 920-934...................................Rural and farm sanitary engineering 940-949...................................Low temperature sanitary engineering 1020-1066...............................Hazardous substances and their disposal <h2 id="te---highway-engineering-roadsand-pavements">TE - <a href="/facts/Highway_engineering/RUcu1E8n">Highway engineering</a>. <a href="/facts/Road/3aadH4s3">Roads</a> and pavements</h2> 175-176.5................................<a href="/facts/Highway_engineering/RUcu1E8n">Highway design</a>. <a href="/facts/Interchange_(road)/QMSHwNhF">Interchanges</a> and intersections 177-178.8................................Roadside development. Landscaping 200-205...................................Materials for roadmaking 206-209.5................................Location engineering 210-228.3................................Construction details. Including foundations, maintenance, equipment 250-278.8................................Pavements and paved roads 279..........................................Streets 279.5-298................................Pedestrian facilities 280-295.........................................Sidewalks. Footpaths. Flagging 298................................................Curbs. Curbstones <h2 id="tf---railroad-engineeringand-operation">TF - <a href="/facts/Railway_engineering/FepCjSL6">Railroad engineering</a> and operation</h2> 200-320...................................Railway construction 340-499...................................Railway equipment and supplies 501-668...................................Railway operation and management 670-851...................................Local and light railways 840-851.........................................Elevated railways and subways 855-1127.................................Electric railways 1300-1620................................High speed ground transportation <h2 id="tg---bridge-engineering">TG - <a href="/facts/Bridge_(engineering)/vBJ7Hw8v">Bridge engineering</a></h2> 1-470................................<a href="/facts/Bridge_(engineering)/vBJ7Hw8v">Bridge engineering</a> <h2 id="th---building-construction">TH - Building construction</h2> 845-895...................................<a href="/facts/Architectural_engineering/p66IyqCY">Architectural engineering</a>. Structural engineering of buildings 900-915...................................Construction equipment in building 1000-1725...............................Systems of building construction. Including fireproof construction, concrete construction 2025-3000...............................Details in building design and construction. Including walls, roofs 3301-3411...............................Maintenance and repair 4021-4977...............................Buildings: Construction with reference to use. Including public buildings, dwellings 5011-5701...............................Construction by phase of the work (Building trades) 6014-6081...............................Environmental engineering of buildings. Sanitary engineering of buildings 6101-6887...............................Plumbing and pipefitting 7005-7699...............................Heating and ventilation. Air conditioning 7700-7975...............................Illumination. Lighting 8001-8581...............................Decoration and decorative furnishings 9025-9745...............................Protection of buildings. Including protection from dampness, fire, burglary <h2 id="tj---mechanical-engineeringand-machinery">TJ - <a href="/facts/Mechanical_engineering/cbId4fye">Mechanical engineering</a> and <a href="/facts/Machinery/wTCxFRfs">machinery</a></h2> 163.13-163.25..........................Power resources 163.26-163.5............................Energy conservation 170-179...................................Mechanics applied to machinery. Dynamics 181-210...................................Mechanical movements 210.2-211.47............................Mechanical devices and figures. Automata. Ingenious mechanisms. Robots (General) 212-225...................................Control engineering systems. Automatic machinery (General) 227-240...................................Machine design and drawing 241-254.7................................Machine construction (General) 255-265...................................Heat engines 266-267.5................................<a href="/facts/Turbine/gqosKCkI">Turbines</a>. Turbomachines (General) 268-740...................................Steam engineering 603-695.........................................Locomotives 751-805...................................Miscellaneous motors and engines. Including gas, gasoline, diesel engines 807-830...................................Renewable energy sources 836-927...................................Hydraulic machinery 940-940.5................................Vacuum technology 950-1030..................................Pneumatic machinery 1040-1119................................Machinery exclusive of prime movers 1125-1345................................Machine shops and machine shop practice 1350-1418................................Hoisting and conveying machinery 1425-1475................................Lifting and pressing machinery 1480-1496................................Agricultural machinery. Farm machinery 1501-1519................................Sewing machines <h2 id="tk---electrical-engineering-electronics-nuclear-engineering">TK - <a href="/facts/Electrical_engineering/YYXW1KLW">Electrical engineering</a>. <a href="/facts/Electronics/E4JhgISq">Electronics</a>. <a href="/facts/Nuclear_engineering/wu26D25C">Nuclear engineering</a></h2> 301-399...................................Electric meters 452-454.4................................Electric apparatus and materials. Electric circuits. Electric networks 1001-1841...............................Production of electric energy or power. Powerplants. Central stations 2000-2891...............................Dynamoelectric machinery and auxiliaries. Including generators, motors, transformers 2896-2985...............................Production of electricity by direct energy conversion 3001-3521...............................Distribution or transmission of electric power 4001-4102...............................Applications of electric power 4125-4399...............................Electric lighting 4601-4661...............................Electric heating 5101-6720...............................Telecommunication. Including telegraphy, telephone, radio, radar, television 7800-8360...............................Electronics 7885-7895.....................................Computer engineering. Computer hardware 8300-8360.....................................Photoelectronic devices (General) 9001-9401...............................Nuclear engineering. Atomic power 9900-9971...............................Electricity for amateurs. Amateur constructors' manuals <h2 id="tl---motor-vehicles-aeronautics-astronautics">TL - <a href="/facts/Motor_vehicle/AaXamA0w">Motor vehicles</a>. <a href="/facts/Aeronautics/yu2YEPv9">Aeronautics</a>. <a href="/facts/Astronautics/uT1nlI0F">Astronautics</a></h2> 1-484.......................................<a href="/facts/Motor_vehicle/AaXamA0w">Motor vehicles</a>. Cycles 500-777...................................Aeronautics. Aeronautical engineering 780-785.8................................Rocket propulsion. Rockets 787-4050.................................Astronautics. Space travel <h2 id="tn---mining-engineering-metallurgy">TN - <a href="/facts/Mining_engineering/VEAosBGK">Mining engineering</a>. <a href="/facts/Metallurgy/1SANyxX4">Metallurgy</a></h2> 263-271...................................Mineral deposits. Metallic ore deposits. Prospecting 275-325...................................Practical mining operations. Safety measures 331-347...................................Mine transportation, haulage and hoisting. Mining machinery 400-580...................................Ore deposits and mining of particular metals 600-799...................................Metallurgy 799.5-948................................Nonmetallic minerals 950-997...................................Building and ornamental stones <h2 id="tp---chemical-technology">TP - Chemical technology</h2> 155-156...................................<a href="/facts/Chemical_engineering/Fb64amQf">Chemical engineering</a> 200-248...................................Chemicals: Manufacture, use, etc. 248.13-248.65.........................Biotechnology 250-261...................................Industrial electrochemistry 267.5-301................................Explosives and pyrotechnics 315-360...................................Fuel 368-456...................................Food processing and manufacture 480-498...................................Low temperature engineering. Cryogenic engineering. Refrigeration 500-660...................................Fermentation industries. Beverages. Alcohol 670-699...................................Oils, fats, and waxes 690-692.5......................................Petroleum refining. Petroleum products 700-746...................................Illuminating industries (Nonelectric) 751-762...................................Gas industry 785-869...................................Clay industries. Ceramics. Glass 875-888...................................Cement industries 890-933...................................Textile bleaching, dyeing, printing, etc. 934-945...................................Paints, pigments, varnishes, etc. 1080-1185...............................Polymers and polymer manufacture <h2 id="tr---photography">TR - <a href="/facts/Photography/ezLPT43M">Photography</a></h2> 250-265...................................<a href="/facts/Camera/j4uqsfJQ">Cameras</a> 287-500...................................Photographic processing. Darkroom technique 504-508...................................Transparencies. Diapositives 510-545...................................Color photography 550-581...................................Studio and laboratory 590-620...................................Lighting 624-835...................................Applied photography. Including artistic, commercial, medical photography, photocopying processes 845-899...................................Cinematography. Motion pictures 925-1050.................................Photomechanical processes <h2 id="ts---manufactures">TS - <a href="/facts/Manufacturing/3qW7bcdy">Manufactures</a></h2> 155-194...................................Production management. Operations management 195-198.8................................Packaging 200-770...................................Metal manufactures. Metalworking 780-788...................................Stonework 800-937...................................Wood technology. Lumber 840-915.........................................Wood products. Furniture 920-937.........................................Chemical processing of wood 940-1047..................................Leather industries. Tanning 1060-1070................................Furs 1080-1268................................Paper manufacture and trade 1300-1865................................Textile industries 1870-1935................................Rubber industry 1950-1982................................Animal products 2120-2159................................Cereals and grain. Milling industry 2220-2283................................Tobacco industry 2284-2288................................Animal feeds and feed mills. Pet food industry <h2 id="tt---handicrafts-arts-and-crafts">TT - <a href="/facts/Handicraft/MXjkwQQD">Handicrafts</a>. Arts and crafts</h2> 161-170.7................................Manual training. School shops 174-176...................................Articles for children 180-200...................................Woodworking. Furniture making. Upholstering 201-203...................................Lathework. Turning 205-267...................................Metalworking 300-382.8................................Painting. Wood finishing 387-410...................................Soft home furnishings 490-695...................................Clothing manufacture. Dressmaking. Tailoring 697-927...................................Home arts. Homecrafts. Including sewing, embroidery, decorative crafts 950-979...................................Hairdressing. Beauty culture. Barbers' work 980-999...................................Laundry work <h2 id="tx---home-economics">TX - <a href="/facts/Home_economics/aHcHSGqh">Home economics</a></h2> 301-339...................................The house. Including arrangement, care, servants 341-641...................................Nutrition. Foods and food supply 642-840...................................Cooking 851-885...................................Dining-room service 901-946.5................................Hospitality industry. Hotels, clubs, restaurants, etc. Food service 950-953...................................Taverns, barrooms, saloons 955-985...................................Building operation and housekeeping 1100-1105...............................Mobile home living 1110........................................Recreational vehicle living <h2 id="further-reading">Further reading</h2> <a href="https://www.loc.gov/aba/publications/FreeLCC/freelcc.html">Full schedule of all LCC Classifications</a> <a href="https://www.loc.gov/aba/cataloging/classification/lcco/">List of all LCC Classification Outlines</a> <h2 id="references">References</h2> <ol> <li id="fn:1"><p>"Library of Congress Classification Outline: Class T - Technology" (PDF). Library of Congress. 2017-08-30. Retrieved 2017-08-30. <a href="https://www.loc.gov/aba/cataloging/classification/lcco/lcco_t.pdf" target="_blank">https://www.loc.gov/aba/cataloging/classification/lcco/lcco_t.pdf</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>"Library of Congress Classification Full Text: CLASS T - Technology" (PDF). Library of Congress. 2019-05-02. Retrieved 2019-05-02. <a href="https://www.loc.gov/aba/publications/FreeLCC/T-text.pdf" target="_blank">https://www.loc.gov/aba/publications/FreeLCC/T-text.pdf</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> </ol>