SnoopJMar 3

You have been visited by the ARITHMETIC HAND GRENADE

Share for 2.718 years of good additions 🙏

📸 https://en.wikipedia.org/wiki/Curta

Show threadjosh g.Mar 3
@SnoopJ dammit, I thought my Soviet circular slide rule would be the most eclectic pre-digital calculation device I would hunt down to own, but
Show threadDavid Mankins

@joshg @SnoopJ

ooooh, check out the fuller spiral slide rule:

https://en.wikipedia.org/wiki/Fuller_calculator

Fuller calculator - Wikipedia

Mar 3 at 2:45amWeb
Show threadDavid MankinsMar 3

@joshg @SnoopJ

and after that, Thacher’s calculating instrument:

https://utsic.utoronto.ca/wpm_instrument/thatchers-calculating-instrument/

Thatcher’s Calculating Instrument – University of Toronto Scientific Instruments Collection

Show threadjosh g.Mar 3
@lain_7 @SnoopJ ooh, that looks worth turning into a printable / craftable design. thanks, now I have another side project on the docket :D