000 00474nam a2200133Ia 45e0
008 140120n1978 xxu |||gr||||Z||||||eng
082 _a631.602
100 _aU. S. Department of Interior,
_eAuthor.,
245 0 _aDrainage Manual
_cU. S. Department of Interior
_hTextual Documents
260 _aWashington:
_bU. S. Department of Interior,
_c1978.
300 _a286.
653 _aDrainage Manual
942 _2ddc
_cTXT
999 _c22701
_d22701