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Non-Listing Adding Machines

Description	Image Click to Enlarge
The Adder Patented 1902 ~ Marketed 1908 The Adder Cash Register Syndicate Ltd. London, England
Beach Calculating Machine Advertised 1904. Still on market in 1906. The Book-Keeper Publishing Co., Ltd Detroit, MI 1904 Price $50 "This machine is built up with a series of wheels and segments, the latter fitted with teeth on their outer edge,  the machine being operated by placing the finger on the desired tooth and carrying it downward."
Triumph Adding Machine Patented 1907-09 ~ Advertised 1914 Triumph Precision Machine Co. New York, NY
Mercantile Adding Machine Advertised 1909 Mercantile Adding Machine Co. Norwalk, CT 1909 Price $85 (Model 3)
Barrett Figuring Machine (a.k.a. Barrett Adding Machine, Barrett Portable Adding & Computing Machine) Advertised 1910-14 Barrett Adding Machine Co. (1910-14) Grand Rapids, MI (1910-11), Philadelphia, PA (1913) Lanston Monotype Machine Co., Philadelphia, PA  1911-1913 Price $100 (Model No. 6), $150 (No. 10), $175 (No. 10X) 1914 Price $110 (Model No. 6), $160 (No. 10), $185 (No. 10X) The company also made adding-listing machines that printed.	Model No. 10X and No. 10, 1914 ad
Austin Visible Adding Machine 1912 ~ Advertised 1914-15 Austin Adding Machine Corp. Baltimore, MD 1914 and 1915 Price reduced from $125 to $45	Model A Courtesy of the Museum of Business History and Technology Photo courtesy of Darryl Rehr
American Adder (a.k.a. American Adding Machine No. 5) Patented 1912-18 ~  Introduced 1913 ~ Advertised 1913-27 1913-14 Price $35. 1924-27 Price $39. American Can Co., Chicago, IL. (1913-18) American Adding Machine Co., Chicago, IL (1924-27) "The index finger is placed in the corrugation on the number to be set up and  the lever for that column raised by the thumb until it is stopped by the finger." The company also made an adding-listing machine (Model No. 4).
Sirius Adder Introduced c. 1914 Wilhelm Keil Siriuswerk, Nördlingen, Bayern Germany	Courtesy of the Museum of Business History and Technology
Commonwealth Adding Machine 1915 Commonwealth Adding Machine Co. Muskegon, MI

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