000 00336nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aBeattie, J.H.
245 _aGreenhouse construction and heating
260 _aWashington
_c1923
300 _a1-38 p.
440 _aUnited States Department of A
901 _a37071
942 _cB
_2udc
999 _c6816
_d6816