Carry On, Mr. Bowditch

**Description from Amazon: Readers today are still fascinated by “Nat,? an eighteenth-century nautical wonder and mathematical wizard. Nathaniel Bowditch grew up in a sailor?s world—Salem in the early days, when tall-masted ships from foreign ports crowded the wharves. But Nat didn?t promise to have the makings of a sailo...

Disclosure: Some links are affiliate links.