Inside Out Library · Explore

Scientific American, Vol. 42, No. 21 (May 1880) (1880)

leaf 0

An illustration from Scientific American, Vol. 42, No. 21 (May 1880), 1880, leaf 0
harmless. The is'considered. ; ■ Our front page illustration represents a nest of four boil- perishable substance. water trap, he further concludes, stops entirely the passage ers of the Babcock & Wilcox type. These boilers .were of all germs and particles from the air of the soil pipe, in- The… … BABCOCK & WILCOX BOILERS AT THE STANDARD OIL COMPANY'S REFINERY ' GREENPOINT, L. I. © 1880 SCIENTIFIC AMERICAN, INC

Patents · Patented · Iron · Water · Boiler · Scientific American · Apparatus · Patent law · Patent issued · Horse power · Volatile oil · Fresh water · Send stamp · Address munn · Annual report · Nickel plating

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 42, No. 21 (May 1880)

More like this