to whom we express our thanks: Lee Brumbaugh of the Nevada Historical Society, Reno; Christine Montgomery of The State Historical Society of Missouri, Columbia; Patti Philippon of the Mark Twain House and Museum, Hartford; and Henry Sweets of the Mark Twain Boyhood Home and Museum, Hannibal. At our own university, we are grateful to Dan Johnston of the Digital Imaging Laboratory for generating superb digital files from
