National Geographic : 1950 Mar
V NaRlonal ueogra llc society 290 Kodachrome by U. A. Stewart and J. ; . 'letelier Sailors Still Put Their Trust in Nathaniel Bowditch's American Practical Navigator A submarine lieutenant, old sextant in hand, looks at a first edition (1802). Many revisions of this mariner's bible have been published. The painting of the astronomer and mathematician hangs in Peabody Museum, Salem.