Inside Out Library · Explore

Scientific American, Vol. 80, No. 15 (1899) (1899)

leaf 8

An illustration from Scientific American, Vol. 80, No. 15 (1899), 1899, leaf 8
nd the success with which it is now installed by operating renders it one of the most interesting fea- the Miles Pneu- tures of the hotel plant. The tubes, fourteen in num- matic Tube ber, are carried up in a nest, one to each floor, as far as Company, of the fourteenth floor. They terminate on the… … vice for about a year and a half, and, although it runs panying illustration, and numbered. The tubes are tion of some very elaborate and costly appliances. continuously from six o’clock in the morning till mid- Prominent among these are the bell-work system and of 3-inch seamless brass tubing, and…

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

More pictures from Scientific American, Vol. 80, No. 15 (1899)

More like this