BOWDITCH (NATHANIEL): The Improved Practical Navigator,London, for David Steel and James and John Hardy, 1802, 8°, FIRST ENGLISH EDITION edited by Thomas Kirby, 12 engraved plates, original sheep (rebacked) -- BOWDITCH (NATHANIEL): The New American Practical Navigator, Newburyport, (Mass.), Edmund M. Blunt,1807, 8°, second edition, 11 engraved plates (plate 10 torn on platemark, browning throughout), contemporary sheep (worn); and 23 other later editions. (25)