Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 373
glowers as quickly as possible. Fig. 21 shows the parts of a single-glower lamp with theexception of the globe. Fig. 22 illustrates a six-glower streetlamp. Fig. 23 shows lamps for inside use completely assembled -Fig. 24 shows a glower and spiral heater so mounted that the twomay be very readily…
Architecture · Building · Carpentry
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