Here's a list of historical books found on Google Books or the Gutenberg project. As the their copyright is expired, they can be download free of charge in various file formats.   1. Naval history, tactics and historical battles Naval Battles, from 1744 to the peace of 1814, crtically reviewed and illustrated, by Rear Admiral Sir Charles Ekins, published in London, 1824: http://books.google.de/books?id=CvZBAAAAYAAJ&printsec=frontcover&hl=de#v=onepage&q&f=false   A Manual of N