F. B. Knight, J. W. Studebaker & Gladys Tate.
Self help mathematics work book. No. 2.
R573487. Self help mathematics work book. No. 2. By F. B. Knight, J. W. Studebaker & Gladys Tate. © 20Mar47; AA48958. Scott, Foresman and Company (PWH); 20Mar74; R573487.
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