1899 Stadia Computer Circular Slide Rule EARLY USE OF WORD COMPUTER for Sale

1899 Stadia Computer Circular Slide Rule EARLY USE OF WORD COMPUTER For Sale

When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.

1899 Stadia Computer Circular Slide Rule EARLY USE OF WORD COMPUTER:
$105.00

Computer Circular Slide Rule, Stadia Computer. W. & L.E. Gurley, Troy, NY. Copyright 1899. For Civil Engineers and Surveyors. Dimensions 6.5 in. x 6.5 in. Navy blue cloth covered boards with copper stamped title on cover.In Very good condition. Very small amount of foxing on wheel, other than that in fine condition. Wheel moves easily, little wear.
Back before computers were even associated with mechanical devices, the word “computer” was first in use in 1613as a label for a person that performed calculations. And this definition would stick to its human counterpart for over three centuries until the 1800s arrived.After the creation of early mechanical computers such as Difference Engine and Analytical Engine in 1822, the word computer had more familiar meaning “The Machine that can perform calculations”.
Photos are of the actual item being sold and they are to be considered part of the description. We consider all offers in relation to current market values and we try to respond almost immediately. Your purchase will be packed carefully and shipped quickly. We are available 7 days a week.Please see other listings for books and collectibles that might be of interest to you and follow North*Star*Collectibles as we post new items every week.
Thank you for looking and come again soon,North*Star*Collectibles