Caption

Condensing machine or Watt's low pressure machine

Credit line

Photo12/Liszt Collection

Reference

LZT10A00_359

License type

Rights managed

Available size

52.1Mb (2.2Mb) / 14.7in x 13.8in / 4408 x 4135 (300dpi)

Keywords

condensing machine Watt's low pressure machine Watt machine pressure technology mechanical invention engraving 1867 1868 1869 19th century engraving