000 00295 a2200109 4500
008 190219b xxu||||| |||| 00| 0
100 _aSmith, G.M.
245 _aFreshwater algae of the U.S.A. /
_cSmith, G.M.
260 _aNew York
_bMcgrow Hill Book Co. INC
_c1950
300 _a154p.
942 _2ddc
_cBK
999 _c8568
_d8568