Floors of the Ocean: North Atlantic, by Heezen, Tharp, Ewing 49069 [Full title: The Floors of the Ocean: 1. The North Atlantic] [Full author: Bruce D. Heezen and Marie Tharp and Maurice Ewing] [Subtitle: Text to accompany the physiographic diagram of the North Atlantic] [Link: http://www.gutenberg.org/4/9/0/6/49069 ] [Files: ; 49069-0.txt; 49069-h.htm] Thanks to Richard Tonsing, Juliet Sutherland and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al