Furness cut-away

by tom - uploaded on March 18, 2009, 11:06 pm

FIG. 13.—A furnace. Pipes conduct hot air to the rooms. retrace lineart From GENERAL SCIENCE BY BERTHA M. CLARK, PH.D. (Gutenberg EBook 16593)

boiler heater color cut externalsource fire furness hot old out outline trace
Safe for Work?


0 Comments. Please login to comment or add your own remix.