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<h2 id="references">References</h2> <ol> <li id="fn:1"><p>"CDC Acquisitions to 1984". Charles Babbage Institute. <a href="http://www.cbi.umn.edu/collections/cdc/acquisitions.html" target="_blank">http://www.cbi.umn.edu/collections/cdc/acquisitions.html</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li> <li id="fn:2"><p>Webster, Edward (2001). Print Unchained: 50 Years of Digital Printing, 1950-2000 and Beyond. Dra of Vermont. ISBN 0-9702617-0-5. <a href="0-9702617-0-5" target="_blank">0-9702617-0-5</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li> </ol>