Fireproof Safe Manufactured by Samuel Hart & Co., Philadelphia and New York, circa 1860Heavy, fire- and thief-proof strongbox manufactured by Samuel Hart & Co., inventors. The box's top reads: "Anti Consuming Metal, Fire & Thief Proof Safe. Samuel Hart & Co. Inventor, Phila & New York." It measures 10 x 6.5 inches and is 4 inches tall; it weighs approximately 13-16 pounds. The strongbox dates to circa 1860 and lacks a key. Samuel Hart (1819-1871) was a legendary American playing card manufacturer known for innovations that became standard features of American playing cards. This strongbox provides a tangible link to his significant contributions to the playing card industry and the broader material culture of 19th-century America. The box's design and construction reflect the technological advancements and security concerns of the era.