Vintage 1887 Ropp's Commercial Calculator & Tables practical arithmetic referenc

Description

Ropp's Commercial Calculator and Practical Arithmetic for Practical Puposes:
Containing a Complete System of Useful, Accurate and Convenient Tables and Simple, Short and Practical Methods for Rapid Calculation
Written by C. Ropp
Printed in 1887
Practical arithmetic for agriculture, farming and early industry.
Includes many varied reference tables for foreign money, hay and coal freight, cisterns and corn crib volumes, astronomy, wages, and many, many more. Also includes mathematics rules for many industries such as land, logs and hay measure, merchandising, annual interest, distance of planets, etc.
Softcover. Measures 3 3/4 inches x 6 1/4 inches. 128 pages. Many blank pages at rear for notes.
Very Good Condition. Covers exhibit soiling, rubbed edges and surface scratches from age and handling.
All pages are tightly bound.  Few pages exhibit pencil notations in margins and minor stains (see photos). Pages are free from tears.
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