Watch List notes:

UNITED STATES: AR 3 ounce bar, ND (ca. 1970), EF, small poured "loaf" ingot of Lawrence and Son Smelters, Mohave, California; "999 LSon (monogram) / 3 OZ." stamped on top of bar, S. This refinery's bars apparently were prized for their fine purity.

Estimate: 100-150 USD