000 00454pam a2200145a 44500
082 _a385
_bUL5a
100 _aUllman, Edward Louis
245 1 _aAMERICAN COMMODITY FLOW
_cA GEOGRAPHICAL INTERPRETATION OF RAIL AND WATER TRAFFIC BASED ON PRINCIPLES OF SPATIAL INTERCHANGE
260 _aSeattle
_bUniversity Of Washington Press
_c1957
300 _a215
650 _aTransportation. U. S
650 _aU. S. Comm
964 _gCIRC
997 _a57186 C
999 _c423933
_d423933