This advertisement is composed in Monotype Nos. 38 and 79 Series and Monotype liorder and Rule PRINTER AND PUBLISHER a yy … Rock BottomLamp Prices The Value of aLamp Depends uponThree Factors ;— INITIAL COST LENGTH OF LIFE CURRENT CONSUMED One 40-watt LACO Tungsten costs But two 40-watt Laco Tungstens burn And Laco Lamps have been proved40c. One ordinary 40-watt Tung- 3000 hours, while it takes at least to burn 25 to…
Printing
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