Author
American Antiquarian Society
60
Mass-Observation
55
Mass-Observation Archive
55
University of London. Senate House Library
35
Project Gutenberg
28
Society of Automotive Engineers
24
Institution of Civil Engineers (Great Britain)
16
National Fairground Archive (Great Britain)
14
Bill Douglas Centre
13
Shakespeare, William, 1564-1616
11
Harry Ransom Humanities Research Center
8
Last, Nella
8
Mitchison, Naomi, 1897-1999
8
British Library
7
California Historical Society
7
Houdini, Harry, 1874-1926
5
Bowling Green State University. Popular Culture Library
4
Dubois, Laurent, 1971-
4
Edmundson, Helen, 1964-
4
Griffiths, John, 1966-
4
Hg̜sbjerg, Christian
4
Historical Association (Great Britain)
4
Institution of Engineering and Technology
4
Liverpool Record Office
4
Maskelyne, John Nevil, 1839-1917
4
Modern Humanities Research Association
4
Paton, Diana, 1969-
4
Smiles, Samuel, 1812-1904
4
Barlow, Tani E.
3
Berger, Stefan
3
Black, Jeremy, 1955-
3
Brenton, Howard, 1942-
3
Chrimes, Mike
3
Claeys, Gregory
3
Dromgoole, Dominic
3
Dumas pere, Alexandre, 1802-1870
3
Esherick, Joseph W.
3
Garvey, Marcus, 1887-1940
3
Girginov, Vassil, 1956-
3
Haynes, John Earl
3
Hill, Robert A., 1943-
3
Historical Society of Pennsylvania
3
Institution of Electrical Engineers
3
Jaillant, Lise
3
Klehr, Harvey
3
Knowledge Unlatched
3
Larres, Klaus
3
Levine, Philippa
3
Lough, Robin
3
Massachusetts Institute of Technology
3
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