At last recognition in America
Subtitle: a reference handbook of unknown Black inventors and their contributions to America
By: compiled by James C. Williams.
Publisher: B.C.A. Pub. Corp.
Published: 1978
Place of publication: Chicago
Language: eng
Number of pages: 62
Subjects: African American inventors.; Inventions -- United States.
Description: v. <1 > : 27 cm
Notes: Includes index.