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Author Shaw, Oliver A
Title The visible numerator Oliver A. Shaw, patentee. [electronic resource]
Imprint [Virginia? : s.n.], 1831
Descript 1 broadside ; 40 x 25 cm
Note An advertisement for an apparatus designed to teach the "general principles of arithmetic."
Reproduction of original from Kress Library of Business and Economics, Harvard University
Goldsmiths'-Kress no. 26699.26-1
OCLC, 17576968
s2005 miunns Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2005. Available via the World Wide Web. Access limited to licensing agreements
Subject Arithmetic -- Study and teaching
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