Soviet-made Ascota 170 mechanical calculator.
<video controls autoplay loop> <source src="https://diqn32j8nouaz.cloudfront.net/soviet_mechanical_calculator_sq2.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...000#post157010
https://www.homemadetools.net/forum/...959#post137591
https://www.homemadetools.net/forum/...896#post108875
https://www.homemadetools.net/forum/...6452#post83701
https://www.homemadetools.net/forum/...239#post165561
