F. B. Knight, J. W. Studebaker & Gladys Tate.
Self help arithmetic workbook. No. 7.
R563608. Self help arithmetic workbook. No. 7. By F. B. Knight, J. W. Studebaker & Gladys Tate. © 12Nov46; AA28360. Scott, Foresman and Company (PWH); 26Nov73; R563608.
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