NYPL's Public Domain Archive. Not developed or endorsed by NYPL. Part of the World's largest public domain source PICRYL.com.

c f braun co publisher

factories

new york public library

science industry and business library general collection

studies of a modern manufacturing plant

20th century

acid

weldshop

public
3 media by topic ∙ page 1 of 1
Four acid drop-out cases, each 144 inches by 50 feet ; Two 60-tray Fractionating-columns ; Top of giant 174-foot column - 350 tons ; Ready to leave heavy weldshop - Fractioning column, 195 tons, 50 trays

Four acid drop-out cases, each 144 inches by 50 feet ; Two 60-tray Fra...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

Light welding: Bridge-cranes and boom-cranes serve the light weldshop.

Light welding: Bridge-cranes and boom-cranes serve the light weldshop.

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description

North end of main weldshop - The great stress-relief oven at right ; Fabrication of bubble-columns and pressure-vessels.

North end of main weldshop - The great stress-relief oven at right ; F...

Public domain scan of artwork related to technological or industrial history, free to use, no copyright restrictions image - Picryl description