TY  - BOOK
AU  - Johannsen,Robert Walter
TI  - The Union in crisis, 1850-1877
T2  - Sources in American history / Ed.: George H. Knoles
PY  - 1965///]
CY  - New York
PB  - Free Press
KW  - United States
KW  - History
KW  - 1849-1877
KW  - Sources
N1  - Bibliographical footnotes
ER  -