Ropp's commercial calculator ; a practical arithmetic for practical purposes.

Ropp's commercial calculator ; a practical arithmetic for practical purposes.

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Bibliographic Details
Main Author:	Ropp, C. (Christian)
Format:	Book
Language:	English
Published:	Chicago : C. Ropp & Sons, [1887]

Hennepin County Library

Holdings details from Hennepin County Library
Call Number:	510.8 R78.2

University of Minnesota

Holdings details from University of Minnesota
Call Number:	HF5699