TY  - GEN
AU  - Cramer, Clayton E.
TI  - Black demographic data, 1790 - 1860: a sourcebook
SN  - 031330243x
PY  - 1997///.
CY  - Westport:  
PB  - Greenwood Press
KW  - Afro-Americans - History - To 1863 sources.
KW  - Afro - Americans - Statistics.
ER  -