Like the proto-ethnographic works of his better-known contemporaries Karl Bodmer and George Catlin, Baltimore-born painter Alfred Jacob Miller’s views of the American West both shaped and reflected the myriad histories and identities that formed the United States during the first half of the nineteenth century. Miller is perhaps most closely associated with such paintings as The Lost Greenhorn (1851) and The Trapper’s Bride (1846), both of which appear in the deftly curated Sentimental Journey: The...