000 00399nam a2200121Ia 4500
100 _aAmerican Academy of Peli and S.Science
942 _cBK
245 _aColorado river development and related problems .pt. II of Vol.148 of the Annals
260 _aPhiladelphia
_bAmerican Academy of poletical and social science
_c1930
082 _a627.4097881
_bA.A.P.S.S.
300 _aVi,42
546 _aEnglish
999 _c333020
_d333020
041 _aeng