The Gem stoves are the best. Manufactured by the Gem City Stove M'f'g Co. Quincy, Ill. [cover title]. Quincy, Ill. Gem City Stove M'f'g Co., n.d. Advertising card, 14x8.6 cm. Color lithograph illustration captioned "Yosemite Falls California." Verso blank. Circa 1890-1910. A fine copy. (#165969).