000 00379nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a621.32
_bW225
100 _aWalsh J W T
245 _aPlanned artificial lighting
260 _aLondon
_bOdhams Press
_c1958
300 _a192p.
650 _aElectric lighting
942 _cBK
999 _c44683
_d44683