Hardcover. Boston, Roberts Bros., reprint, 1892, Book: Very Good, Dust Jacket: None, Hardcover, bright blue cloth stamped in maroon, making the front cover hard to read. Spine stamped in bright gilt. Many b&w text and full-page illustrations, not credited. A story of twins brought up in Europe by their uncle, whose full story remains a mystery. Inscription on front fly leaf otherwise clean.