Business History

Guide to Business History Resources
http://www.loc.gov/rr/business/guide/guide1/sharp13.html
Publisher: U.S. Library of Congress. Business Reference Services.

John Johnson Collection: Trade and Professions (British)
http://www.vads.ac.uk/collections/JJTP.html
Publisher: University of Oxford, Bodelian Library

Working Women, 1800-1930
http://ocp.hul.harvard.edu/ww/index.html
Publisher: Harvard University