. Semi-indirect lighting with a new unit practical for any purpose : that is more efficient than any other lighting unit on the market . TMJ{J COSrTHIOD MflOC OfMflUJfttE J/^OIN.•?^•oviCiCi #^>»t inflTAtt-CTiON OM ON* ?-* 3 v (_•*!?.?, q- jCist -r | ?_ _ vj - . iisUvtATO^B **Tt ^C^yi^e©. DETAIL or THE interior; const^v/ctiom OP THf B^SCOLlTC LUMilSJ OU6 UNIT S*A*# LOfir* LciTnClj tVA^ff^S i*»-iCHHOL0 T«C fcriCCTOK TO THt TfiPOO *r*» CAJ^^V THE DirrwJlM<| .-? 3fiOUL. PfiT^fNT QPPLED FOR ii TOP VIEW OF MAILABLE IRON TRIPODFOR UNIVERSAL APPLICATION THE LUMINOUS UNIT COMPANY 26

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. Semi-indirect lighting with a new unit practical for any purpose : that is more efficient than any other lighting unit on the market . TMJ{J COSrTHIOD MflOC OfMflUJfttE J/^OIN.•?^•oviCiCi #^>»t inflTAtt-CTiON OM ON* ?-* 3 v (_•*!?.?, q- jCist -r | ?_ _ vj - . iisUvtATO^B **Tt ^C^yi^e©. DETAIL or THE interior; const^v/ctiom OP THf B^SCOLlTC LUMilSJ OU6 UNIT S*A*# LOfir* LciTnClj tVA^ff^S i*»-iCHHOL0 T«C fcriCCTOK TO THt TfiPOO *r*» CAJ^^V THE DirrwJlM<| .-? 3fiOUL. PfiT^fNT QPPLED FOR ii TOP VIEW OF MAILABLE IRON TRIPODFOR UNIVERSAL APPLICATION THE LUMINOUS UNIT COMPANY 2615 Washington Avenue ST. LOUIS, MO. :

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectdivisio, bookyear1920