Modern buildings : their planning, construction and equipment (1905)
Middleton, G. A. T. (George Alexander Thomas) · London : Caxton Publishing Company, Limited · leaf 174
on somewhat Tlolder. the same principle as the well-known Bunsen burner. The gas is mixed with a certain proportion of air, which is admitted through the circular holes shown in the shield in Fig. 109, and when lighted produces a blue flame which gives out a considerable amount of heat, but until… … *To^porjE^nc lJb£L_ "To^ Stpeiet ]>6HTIN(b. Fig. 108. the correct proportions before ignition, for upon this the efficiency of the burner greatly depends. The construction of the burner is not in the hands of the gasfitter, and every fitter and very many house- holders are now thoroughly conversant…
Building · Architecture
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
