#9 • ADDING MACHINE / CALCULATOR. A LARGE BLACK ADDING MACHINE MADE BY THE MONROE CALCULATING COMPANY. IT

Part of POPE COUNTY MUSEUM ONLINE ONLY AUCTION (live auction by Zielsdorf Auction and Real Estate Service LLC)

Status: Sold

ADDING MACHINE / CALCULATOR. A LARGE BLACK ADDING MACHINE MADE BY THE MONROE CALCULATING COMPANY. IT WAS USED BY NORTHERN STATES POWER COMPANY (NSP). THE USER TYPES IN THE NUMBERS AND TURNS THE CRANK TO CALCULATE THE ANSWER. THE OUTSIDE OF THE MACHINE IS BLACK, BUT THE FACE UNDER THE NUMBERS IS GREEN. THE BUTTONS ARE WHITE AND BLACK.