000 00343 a2200121 4500
082 _a631.4
_bUn33en
245 1 _aENGINEERING HANDBOOK
260 _aWashington
_bU. S. Dept. Of Agriculture, Soil Conservation Service
_c
300 _av.,3
650 _aSoil Conservation -- Handbooks, Manuals, Etc
964 _gCIRC
997 _a78558 v. 16 s C
999 _c455951
_d455951