"Closed stack". dictionary.com. Retrieved 2015-07-10. Having access to the stacks limited to the staff of the library or to a limited group of library users. http://dictionary.reference.com/browse/closed-stack
[1] Boston Athenaeum's Research Appointment Information for the Special Collections Reading Room http://www.bostonathenaeum.org/collections/research-appointment
"How to order items". The British Library. Retrieved 2022-09-17. https://www.bl.uk/help/how-to-order-items
"The Fales Library & Special Collections". Fales Library. Retrieved 2015-07-01. We maintain a closed stacks reading room for scholarly access to our book collections, archival and manuscript collections, and media holdings. http://www.nyu.edu/library/bobst/research/fales/
[2] Frick Library collection reference. http://www.frick.org/library/collections.htm
[3] Frick Library reference to noncirculating materials http://www.frick.org/library/reference_services.htm
"Borrow - Leiden University". www.library.universiteitleiden.nl. Retrieved 2022-09-17. https://www.library.universiteitleiden.nl/using-the-library/borrowing/borrow
[4] Reference to using the closed stacks at the Library of Congress https://www.loc.gov/rr/main/research/
List of libraries in the United States with more than five million volumes Library of Congress circulation listed /wiki/List_of_libraries_in_the_United_States_with_more_than_five_million_volumes
[5] New York Public Library's Research Divisions http://www.nypl.org/research-divisions/
[6] National Library of Australia Facts and Figures https://www.nla.gov.au/facts-and-figures
[7] National Library of Finland mentions its closed stacks on their website http://www.nationallibrary.fi/services/kokoelmat/avokokoelmajasuljetunvarastonkokoelma.html
"Bookstacks Access". The Rare Book & Manuscript Library. Retrieved 2015-07-01. ... access to this area is restricted to faculty and graduate students of the University of Illinois and those patrons with special access cards http://www.library.illinois.edu/learn/users/visitors.html#circ
[8] University of Chicago's Special Collections https://www.lib.uchicago.edu/e/scrc/
"Mudd Library's Rules and Regulations". Princeton University. Archived from the original on 2015-04-08. Retrieved 2015-07-01. The collections are non-circulating and are used only in designated reading rooms. https://web.archive.org/web/20150408142547/http://www.princeton.edu/~mudd/research/rules.html
[9] University at Buffalo's Collections policies page, including closed stacks policy. http://library.buffalo.edu/libraries/specialcollections/about/policies.php
[10] State of Arizona Research Library https://azlibrary.gov/starl
[11] Reference to New York University's Tamiment Library using a closed stack system http://www.nyu.edu/library/bobst/research/tam/collections.html
"Thomas Fisher Rare Book Library Accessing the Collections". Thomas Fisher Rare Book Library. Retrieved 2022-09-17. https://fisher.library.utoronto.ca/services/accessing-collections
[12] Bruce Peel Special Collections Library at the University of Alberta https://bpsc.library.ualberta.ca/