000 00443 a2200253 4500
001 8458
020 _a6
041 _aeng
080 _a628.9 Fri
245 _aIndustrial lighting systems.
250 _a
260 _a
260 _bMcGraw-Hill, New York,
260 _c1980
300 _ap.xii,322
300 _c
490 _a
100 _aFrier, J.P.\
700 _a
650 _a
650 _a
942 _cBK
942 _2UDC
999 _c10180
_d10180