Studio portrait of Benjamin A. Hart, father of Helen Hart Allen. "His work was centered around some of the most famous gold producers on Battle Mountain--the Champion, Ground Hog, Mable, Percy Chester and Tram Lode groups. For years the Hart properties were the heaviest producers of ore in the district, and the recovery of gold and silver from these properties under Mr. Hart's management over the years ran into six figures." -- EVE Nov. 6, 1931...