LEADER 00000nam 2200205 a 4500 001 0302657 003 UkHlHU 007 t 008 002905 1 1976 000 eng 020 0061319295 040 UkHlHU 050 4 E 459 P8 100 0 Potter, David Morris. 245 04 The impending crisis, 1848-1861, by D.M. Potter. 260 New York :|bHarper & Row,|c1976. 300 638p. 651 0 United States|xHistory. 700 0 Fehrenbacher, Don E.
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