This isn't a slide rule, but I figure this group is my best bet. Some years ago my grandfather died. He had been a mechanic, and I found this stopwatch among
Hello Andre, H-39 (Ferrero-Washinghton) or model G (aka Et Ultra) ? For the first i have some photos taken from the book: Giovanni Pastore ANTIKYTHERA E Ia_celli
I have heard that in China there might be slide rules before Napier, Gunter or Oughtred. I think somebody in a presentation long ago showed some old Chinesee_lento13
The International Slide Rule Group "ISRG" is devoted to collectors of slide rules and associated mechanical calculating instruments.
You may contact the listowner at:
To subscribe, send an email to:
If you are serious about slide rule collecting, it is highly recommended that you consider joining
The Oughtred Society.
Brought to you by: This is your groupowners attempt at humor.
Cyril Catt -
Andrew Davie -
Gary Flom -
Craig Kielhofer -
Jerome Mc Kenna
Slide rules are THE ORIGINAL solar powered calculators. Try using one in the dark and you'll see I'm right, or not see as the case may be.
This is your groupowners attempt at humor.
- Dec 21, 1998
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