"Patterson's volume is a model of its kind: meticulous, patient scholarship with some carefully balanced but revealing conclusions of great general interest."-Jeremy Mynott, Times Literary Supplement "A commendable contribution to Audubon scholarship."-Gregory Nobles, Great Plains Quarterly “By far the liveliest and most extensive account of Audubon’s late-life trip on the Upper Missouri River.”-John Knott, professor emeritus of English at the University of Michigan and author of Imagining Wild America“With his discovery of a John James Audubon journal long believed to have been intentionally destroyed, Patterson provides new insight into the life of America’s iconic artist and naturalist. An exceptional book.”-William Benemann, author of Men in Eden: William Drummond Stewart and Same-Sex Desire in the Rocky Mountain Fur Trade