Chemical Composition: ICP-MS/AAA data from sample, Leaded Bronze:
Cu, 81.38; Sn, 3.82; Pb, 14.27; Zn, 0.092; Fe, 0.01; Ni, 0.04; Ag, 0.26; Sb, 0.13; As, less than 0.10; Bi, less than 0.025; Co, less than 0.005; Au, less than 0.01; Cd, less than 0.001
J. Riederer
Technical Observations: The patina consists of various greens, red, and black with brown deposits. The object is worn but intact. The key was made by lost-wax casting.
Carol Snow (submitted 2002)