Includes final drawings for Saddleback Dolphins, edition 1, pg. 38; Harbor Porpoise, edition 1, pg. 31; Gray Seal, edition 1, pg. 68; Cover Artwork, edition 1; Blue Whale, edition 1, 1975, pg. 29; Blue Whale Surfacing with Double Spout, edition 2, 1977, pg. 30; Finback Whale, edition 1, 1975, pg. 16; Pilot Whale, edition 1, 1975, pg. 33; Right Whale, edition 1, 1975, pg. 24.

Also includes final drawings for Humpback Whale (mouth closed) and Gannets; White-sided (?) Porpoise Leaping; Whales Feeding, Blowing and Showing Flukes (4 images on 1 sheet); Whale Spout Blowing; and Tail (underside) of Humpback Whale, which were apparently drawn for (?) but not used for the book. The tail (underside) of humpback whale drawing is similar to illustration in both editions on page 21.