An elementary arithmetic
Early works
144 pages illustrations 17 cm.
23321762
Microfilm, Ann Arbor, University of Michigan, University Library, Preservation Office Microfilming Unit, [1983], 1 reel. 35 mm
Microfilm (negative), Ann Arbor, University of Michigan, University Library, Preservation Office Microfilming Unit, [1983], 1 reel. 35 mm