W. C. Findley, J. W. Studebaker & F. B. Knight.
Numbers stories. Workbook 1.
R675614. Numbers stories. Workbook 1. By W. C. Findley, J. W. Studebaker & F. B. Knight. NM: new pictures, additions & revisions. © 3Oct50; AA166667. Scott Foresman and Company (PWH); 25Oct77; R675614.
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