TY  - BOOK
AU  - Klein,Aaron E.
TI  - The hidden contributors: Black scientists and inventors in America
AV  - E185.8 .K56
U1  - 973/.099B 
PY  - 1971///
CY  - Garden City, N.Y.
PB  - Doubleday
KW  - African American inventors
KW  - African American scientists
N1  - Copy 3 is an ordered replacement copy for copies 1 and 2 which are not on the shelf
UR  - http://www.archive.org/details/hiddencontributo00klei
UR  - http://www.openlibrary.org/books/OL4917515M
ER  -