00613cam a2200193 4500 91670906 TxAuBib 20061207120000.0 051104s2005||||||||||||||||||||||||eng|u 17001 Project Gutenberg PGUSA eng TxAuBib Lehmer, Derrick Norman. An Elementary Course in Synthetic Projective Geometry [Gutenberg] / by Derrick Norman, 1868-1938 Lehmer. Project Gutenberg, 2005. Project Gutenberg. Freely available. Electronic text. http://www.gutenberg.org/license Rights TXTLL