Schereschewsky, Joseph Williams, 1873-, Tuck, Davis Henry, 1886-1953, United States. Public Health Service. Public health bulletin no. 71 · Washington, Govt. print. off. · leaf 235
Fig. 37. Distribution curve of reflector i tien and 50-watt gem lamp. 215 o P»essuMe Z.SCONSUMPT/ON cu.Fr. 3.3/Jo. 40.7Lm Z5S.SJ^ bS.&Ln? 432..SJo S4:JL-m 68S.OZo/veO-6o Hater. G/>s CP. ZI.9 RenDiNcs 3Y WeisbachCo-Mantle StandardAccessor 44 z FR. Globe Lamp fitEFLEX Fig. 38.—Distribution… … CoNsuMprioN cu.ft. /+.37 Jr> /72.3 Lm /OSZ.bJ^-f5ZS Lin 27IJ .-I->/o J0Z.4Lin dSOO.O7.0NE CP-bO</^ 475.blm t-^g^.lyiATER GasCP./J.ZJ ReAOINC^ by ViELSB/tCH Co. Mantle ■Stand/iAo /)CC£SSO/iY — Lf»MP*/9/Z 4 ft. /A/TEArso Fig. 39,—Distribution curve of clear globe gas arc lamp. 217…
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