Aihe-ehdotuksia
Aihe-ehdotuksia
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1Tekijä Milburn, Marjorie### CRL customization ### ?> ### Add publisher and desc details ### ?>
Julkaistu 1941Chicago : Atlanta, Textbook Division, Science Research Associates ; [c1941]79 p. illus. 20 cm.“...Textbook Division, Science Research Associates ;...”
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2Tekijä Chapman, Paul W. (Paul Wilber), 1891-1953### CRL customization ### ?> ### Add publisher and desc details ### ?>
Julkaistu 1941Chicago, Textbook Division, Science Research Associates [c1941]208 p. illus. 21 cm.“...Textbook Division, Science Research Associates...”