""A Letter From A Member Of The Marine Society: Showing The Piety, Generosity, And Utility Of Their Design"" is a book written by Jonas Hanway in 1757. The book is a letter addressed to the public, in which Hanway describes the Marine Society and its purpose. The Marine Society was a charitable organization established in London in 1756, with the aim of improving the lives of seafarers and their families. Hanway explains the piety, generosity, and...