Fossils
1977
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This unit includes:
- four fossils (in photo at left, top to bottom: coral (astrhelia palmata),
turritella plebia, astarte cuneiformis, schwagerina huecoensi)
- a 24-page booklet containing 19 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),
1963 (Fossils, unit 274), and
1970 (Fossils, unnumbered).
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