A - "The Instructor Series of Illustrated Units No. 28 Sea Creatures", Rectangular booklet by Glenn O. Blough, contains b/w images (cover + pg. 7) pertaining to Sea Creatures. Text is designed for primary, middle, and upper education. Subjects include how scientists dive, different kinds of sea creatures, and characteristics of fish. Subjects are subdivided and contain discussion questions and activities, 7 pgs. B - A Portfolio of Pictures - Sea Creatures, 4-fold paper 29 photos relating to sea creatures with captions Color: WH