000 00309nam a2200121Ia 4500
008 220201s1946 xx 000 0 eng d
082 _a693.5
_bDEL
100 _aDELMAR
245 0 _aSuggested unit course in concrete form construction
260 _bNewYork: Delmar Pub.
_c1946
300 _a106
942 _2ddc
999 _c73298
_d73298