San Francisco Mint Cast Silver Ingot. 1959 Round Dated Hallmark. No Ingot Number. Lot 40. 5.39 Ounces. 999.5 Fine.34 mm x 56.5 mm x 9 mm. Most stamps are on the front face: round dated hallmark / 5.39 / OZS / 999.5 FINE. The lot number, 40, is on the lower edge. The lower left portion of the hallmark is devoid of detail, but otherwise the stamps are firmly and evenly impressed. Bright silver-gray overall with only the expected, minor casting imperfections, most of which are on the back face and right edge. According to Ken Conaway on the website <em>silveringots.com</em>, "very few" 1959 San Francisco Mint silver ingots in the 5 ounce class include the weight, as here.
