Keywords: Kupferwalzwerk bei laufendem Betrieb (1891).jpg en An 1891 painting of the Heckmann coppermill by unknown artist at the Deutsches Historisches Museum Berlin In 1837 Carl Justus Heckmann 1786-1878 founded a copper mill at Schlesisches Tor Berlin Between 1840-1850 it was a leading company with numerous branches in the German Reich In 1868 Heckmann retired from business and his sons continued the company The painting was a gift to the foreman C W Meyer who can be seen on the right edge 1891 own Illustratedjc other versions pd-old cc-by-sa-4 0 Uploaded with UploadWizard Paintings in the Deutsches Historisches Museum Deutsches Historisches Museum - 19th century Copper mills 1890s paintings in Germany 1891 paintings |