German-American painter (1830–1902) best known for his large landscapes of the American West during the 19th century. Ink signature, “Boston, Sept. 28th 1869, Albert Bierstadt,” on an off-white 4.75 x 2.75 lightly-lined slip. In very good condition, with a central vertical fold, light creasing and toning, mounting remnants on the reverse lightly affecting the signature, and the signature a few shades light, but completely legible. RR Auction COA.