000 00254pam a2200097a 44500
040 _aP K Kelkar Library, IIT Kanpur
100 _aCasagrande, Arthur
245 0 _aSeepage through dams
_cArthur Casagrande
260 _a
_b
_c1932
997 _a11310 C
999 _c450355
_d450355