16 NEWSLETTERS, BOOKS, PRINTED EDUCATIONAL LESSON PLANS FOR TEACHERS AND MAGAZINE SECTIONS, ALL CONCERNING UNDERSEA SCIENTIFIC RESEARCH AND EXPLORATION AND MARINE ENVIRONMENTAL CONSERVATIONS; EDUCATIONAL TEACHING KITS COMPRISED OF PRINTED LESSON PLANS, MAPS, STUDENT HANDOUTS, PRE-RECORDED VIDEO CASSETTE TAPES OR COMPUTER SOFTWARE, ALL CONCERNING UNDERSEA SCIENTIFIC RESEARCH AND EXPLORATION AND MARINE ENVIRONMENTAL CONSERVATION, ALL SOLD AS A UNIT