Graham:

A few years ago the DuSable Museum in Chicago had a small exhibition of
African-American stereotyping in advertising.  You might contact Ramon
("Ray") Price, Chief Curator, DuSable Museum, 740 East 546th Place, Chicago,
Illinois 60637.  (302) 947-0600.

Wendy Claire Jessup
President and Conservator
Wendy Jessup and Associates, Inc.
210 Little Falls Street, Suite 203
Falls Church, VA  22046
(703) 532-0788
(703) 532-1661 - fax