00593cam a2200193 4500 100334628 TxAuBib 20070420120000.0 081228s2008||||||||||||||||||||||||eng|u 27642 Project Gutenberg PGUSA eng TxAuBib Draper, Ernest Gallaudet. Lectures in Navigation [Gutenberg] / by Ernest Gallaudet, 1885-1954 Draper. Project Gutenberg, 2008. Project Gutenberg. Freely available. Electronic text. Navigation. http://www.gutenberg.org/license Rights