- An apparently undocumented conversion to stem winding of a M1857 Waltham. - An apparently undocumented conversion to stem winding of a M1857 Waltham.
Signed Charles P. Corliss, Bradford VT, No. 1864 15-jewel altered gilt full plate movement, jewels in mock settings, right angle escapement, winding attachment to pillar plate, white enamel dial signed Charles P. Corliss, roman chapters, subsidiary seconds, blued hands, in a silver hunting case, signed "Am. Watch Co., Waltham, Mass.", with eagle trademark and altered by the addition of stem winding 54mm