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impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina
  • impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina
  • impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina
  • impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina
  • impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina
impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina

impressive c. 1870's original "compression cast" ornamental bronze residential backplate and matching doorknob with a nicely aged surface patina

SKU: UR-22399-15
original and well-preserved early 1870's heavy cast bronze metal residential banded rim doorknob and matching backplate or escutcheon executed by the metallic compression casting company, boston, mass./russell & erwin company, new britain, ct. the oversized ornamented doorknob features a banded edge with raised center accentuated with a deep relief central rosette. nicely aged surface patina left untouched. the knob was designed by john joseph charles smith for the metallic compression casting co., boston, ma. the design was patented on june 7, 1870. the maker markings are incised on the backside of the doorknob and along the shank. very little wear evident. dates to 1870-75. the matching backplate retains the original swinging key cover. the nicely aged surface patina on both the doorknob and backplate have not been touched. metallic compression manufactured "house trimmings", such as knobs, hinges, escutcheons, bell pulls, along with dies for printing wall paper, and for bookbinders, and a variety of articles. the inventions of charles and michael smith, introduced with complete success into practical operation by the metallic compression casting company at their foundry in bomerville, near boston, revolutionized metallurgic art, so far as casting is concerned. by employing the patented process developed by smith and mason, metal was taken from the mould, not with a rough surface, as in all the heretofore known modes of casting, but as smooth and perfectly finished as a coin or medal struck by a die. several doorknobs in this exact pattern are available. priced for the backplate and matching doorknob.

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