amanico[JLC Moderator]
338407
A picture of the Juvenia Arithmo.
May 23, 2019,03:19 AM
From circa 1945, one of the first " Calculator " or Slide Rule Watch.
Not mine, alas...
Best,
Nicolas
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A picture of the Juvenia Arithmo.
By: amanico : May 23rd, 2019-03:19
From circa 1945, one of the first " Calculator " or Slide Rule Watch. Not mine, alas... Best, Nicolas ...