   1992 - Insects and Spiders (Hardcover) ISBN-13: 9780385263962 ISBN-10: 0385263961 Genres: Children's Books, Science & Math, Engineering & Transportation ?  1982 - A Time to Be Born an Almanac of Animal Courtship Parenting (Hardcover) ISBN-13: 9780871563170 ISBN-10: 0871563177 Genre: Science & Math ?  1980 - National Audubon Society Field Guide to North American Insects and Spiders (Other) ISBN-13: 9780394507637 ISBN-10: 0394507630 Genre: Science & Math 10   1975 - Because of a Flower (Paperback) ISBN-13: 9780689304521 ISBN-10: 0689304528 Genre: Science & Math ?  1971 - The Nature of Life Earth Plants Animals Man and Their Effect on Each Other (Hardcover) → Hardcover ISBN-13: 9780304937820 ISBN-10: 0304937827 ?     The Nature of Life Earth Plants Animals Man and Their Effect on Each Other (Hardcover) → Hardcover ISBN-13: 9780517500156 ISBN-10: 0517500159 ?   Nature's Great Carbon Cycle (Other) ISBN-13: 9780689310034 ISBN-10: 068931003X Genres: Children's Books, Science & Math, Engineering & Transportation ? |
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