000 00604nam a2200193Ia 4500
919 _a040275
082 _a621.322
_bN56
100 _aWalsh, John W. T.
245 _aPlanned Artificial Lighting
_b
_cby John W. T. Walsh.
260 _aLondon
_bOdhams Press
_c1956
300 _a192p.
999 _c38561
_d38561