TY - BOOK T1 - The political crisis of the 1850s / DA - c1978. CY - New York : AU - Holt, Michael F. CN - E415.7 .H74 CN - E415.7 PB - Wiley, PP - New York : PY - c1978. ID - 24213 KW - Slavery KW - Compromise of 1850. SN - 0471408409. SN - 0471408417 (pbk.) TI - The political crisis of the 1850s / ER -