Discovering our world: science for the middle grades; cathedral edition. Book 2. Consulting editor: Francis P. Cavanaugh. Adapted from Discovering our world, book 2, by Wilbur L. Beauchamp, Mary Melrose Williams & Glenn O. Blough, prev. reg. A9878.
R611109. Discovering our world: science for the middle grades; cathedral edition. Book 2. Consulting editor: Francis P. Cavanaugh. Adapted from Discovering our world, book 2, by Wilbur L. Beauchamp, Mary Melrose Williams & Glenn O. Blough, prev. reg. A9878. NM: revisions. © 27Jul48; A24601. Scott, Foresman and Company (PWH); 1Aug75; R611109.
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