Ropp's New Calculator Farmers' Reckoner Dated 1919 C. Ropp and Sons, Publishers Shows the cost of all kinds of --- grain, live stock, cotton, hay, coal, lumber, merchandise, etc., from 1LB to a Car Load, at all Market Prices, as quickly as a Watch shows the time. The Capacity of round and square corn cribs, granaries, wagon beds, tanks, cisterns, silos; measurement of lumber, logs, land, coal bins, haystacks, etc. The interest on any sum for any time at 3, 4, 5, 6, 7, and 8 per cent. Containing also: tables of Wages, of Butter-fat in Milk, Dockage of Grain, Parcel Post Rates, Perpetual Calendar, Commercial Law in brief, besides many other Labor-Saving Tables, Short-Cut Rules and Useful Information. And an improved Ready Reckoner Showing the Cost of Merchandise by the Pound, Bushel, Dozen, Yard, Gallon, Wages by the Hour or Day at Even or Fractional Prices per Unit. Also has SPECIAL ADDITIONAL ITEM INCLUDED: A business card of G. L. Fallwell, author of many books including 'Boyhood Experiences'. Card has hand written names on it and a list of other books by the author. Copyright – 1919 Published by -- C. Ropp and Sons Pages -- 128 ISBN: -- Not Available Country/Region of Manufacture -- United States Size – 3.5 inch by 7 inch Condition: -- The booklet has corner tip bends, creases on the covers, tears at the cover spine, edge bites on the covers, and some writing on the front cover. Otherwise, it is still a good usable booklet.