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Current edition

224 pages • first pub 1919 (editions)

nonfiction autobiography science informative medium-paced

224 pages • first pub 1919 (editions)

nonfiction autobiography science informative medium-paced

Other editions (81)

70 pages • first pub 1919 (editions)

nonfiction autobiography science informative medium-paced

70 pages • first pub 1919 (editions)

nonfiction autobiography science informative medium-paced

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