Lot 1123: A rare San Francisco silver, gold, gold quartz and ivory presentation piece made for The Crown Point Gold and Silver Mining CompanyKoehler & Ritter (1867-1884) of San Francisco

Surmounted by carved ivory group of Ariadne and the panther after Johann Heinrich Dannecker (German, 1758 – 1841), raised on a rectangular silver plinth applied with grape vine garland centering on the obverse a gold quartz shield beneath gold shovel, pick and hammer and monogram GSJ and on the reverse a silver quartz shield inscribed Crown Point all supported by four standing California bears, stamped with makers symbol of a castle and words S.F. CAL. KOEHLER & RITTER S.F. CAL. height 6 3/4in 17cm); width 7 3/4in (20cm); depth 4 3/4in (12cm)