LEADER 00000nam 2200193 a 4500 001 0061904 003 UkHlHU 007 t 008 002307 0 1957 000 eng 040 UkHlHU 050 4 HE 192 U4 100 0 Ullman, Edward Louis. 245 00 American commodity flow :|ba geographical interpretation of rail and water traffic. 260 Seattle :|bUniversity of Washington Press,|c1957. 300 215p. 946 6XX absent
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