8: Calculating Drum "Washingtons Et Ultra" 1925 Start Price EUR 430.00 Current Price EUR 800.00 Time Left - Bid Count 10 Buy It Now Price - Reserve Price - Start Time Saturday, November 22, 2008 End Time Saturday, November 22, 2008 Location Köln, Germany See more about '8: Calculating Drum "Washingtons Et Ultra" 1925' Description Current Lot Calculating Drum "Washington's Et Ultra", 1925 Very rare Italian calculating device by engineer Sabatini Washington, Oneglia. Italian patent no. 236298. Designed or the construction industry. - Only the 4th time offered at auctions worldwide! Rechentrommel "Washington's Et Ultra", 1925 Seltene italienische Rechentrommel von Ing. Sabatini Washington, Oneglia, gemäß italienischem Patent Nr. 236298, für die Bauindustrie, zur Berechnung armierter Betonvolumen. - Literatur: "La Science et la Vie", August 1927, S. 153. - Weltweit erst zum 4. Mal auf einer Auktion! Place a Bid!