Fossils No. 274
August 1963

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This unit includes:

• specimens of six fossils (shown top to bottom at left: corallite, crinoid stem, dinosaur bone fragment, shark tooth, and astarte)
• a 28-page booklet containing 13 experiments

Other Things of Science units containing fossils appeared in 1941 (Fossils, unit 8), 1942 (Fern Fossil, unit 19), 1952 (Ancient Marine Life, unit 141), 1970 (Fossils, unnumbered), and 1977 (Fossils, unnumbered).

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