American Flyer Trains 1952, page 12
Antique Caterpillar Machinery
railroads - HistoricRail.com
Archaeology of Craft and Industry
Cranes & Derricks – Page 2 – The A.C. Gilbert Heritage Society
Criticism - e-flux
Catalog Gallery A.C. Gilbert Catalog Archive
The Longest Minute
guide to architectural trade catalogs from avery library - ProQuest
Dov Karmi and Jack Barnett, Afridar Civic and Commercial Centre
American Flyer Made by Gilbert Catalog: A. C. Gilbert Company
The Story of the Rome, Watertown and Ogdensburgh Railroad by
Udorn AB 1966
Catalog Gallery A.C. Gilbert Catalog Archive