Riffault, J., Manuel de Chimie Amusante. (ID-18365)

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Pepper, John Henry, Boy’s Playbook of Science, The. (ID-17459)

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Pepper, John Henry, Boy’s Playbook of Science, The. (ID-17458)

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Pepper, John Henry, Boy’s Playbook of Science, The. (ID-17457)

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Pepper, John Henry, Boy’s Playbook of Science, The. (ID-17456)

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