000 00306 am a2200121 a 4500
100 1 _a
_d
245 1 _aEffect of alkli upon portland cement-II
260 _aLaramie
_c1919
300 _a1-38 p.
942 _2udc
_cB
440 _aWyoming Agricultural Experiment Station. Bulletin No. 122
901 _aS50654
999 _c107834
_d107834