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DUFFY Patent 1887 Mantel Clock Inclinometer – Marked Pat. Apl’d For

Phenomenal! Extraordinary! Jaw-dropping! All are proper descriptions for this RARE and GORGEOUS mantel clock inclinometer patented on March 29, 1887 by Edward Duffy of Pawtucket, R.I. This FINE example is marked with the maker name and “PAT. APL’D FOR” on the mirrored face. Retains 99% of the original bright japanning and decorative highlights of gold, red and blue. One of just a handful of known examples. A very special and important level.