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The Marchant Calculator Instruction Manuel owned by the Clatsop County Surveyor, Gelo Parker

Paperback instruction manual with brown covers and black lettering. The front and back covers have a band of black stripes running top to bottom on the left side. Written at the top of the front cover it says, "Gelo F. Parker, County Surveyor, Astoria.**" There are two pieces of masking tape along the bottom left spine in an attempt to hold the booklet together. The back cover has the advertisement for the calculator that says, "The Marchant makes your figures tell the truth." Overall condition of the booklet is very poor - the covers are completely loose from the pages, and the page edges are ripped and torn in many places. Size: 7" x 10.25" **Gelo Parker was Clatsop County Surveyor from 1908 - 1934. ***from: https://www.mortati.com/glusker/marchant/since1910/p1.htm The Beginning The beginning of the Marchant story is also the beginning of the history of the calculating machine industry in the United States. America’s first mechanical calculator made for commercial use bore the Marchant name. A crude, wallpapered back room of a small store in downtown Oakland, California, was the birthplace of the first American-made calculating machine. The first Marchant was produced in painfull

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