Philadelphia, Pennsylvania. Mechanics Bank of the City & County of Philadelphia. 1840s-60s $10. PMG Choice Uncirculated 64. Proof. (PA-455 G58). Spencer, Hufty, & Danforth/Danforth, Spencer & Hufty. Top center, blacksmith leans on anvil. Left end, Plenty in circle. Right end, standing Liberty in canopy. Beautiful style. Only four examples in lot 1671 of the 1990 ABN Sale plus maybe a few others of lesser quality known. This example is seen with full frame lines and vividly detailed design elements.