International Workshop AF

João's fifth mystery slide rule

Aristo 80144

Click images for magnification

Aristo 80144 front Aristo 80144 back
Aristo 80144 slide back

Data:

  • Aristo 80144
  • for use in machining with a mechanical lathe.

Questions:

  1. ????
    According to Klaus Kühn, Karl Kleine: Dennert & Pape, ARISTO 1872 – 1978 this slide rule was made around 1970 and resembles the Aristo 80130 made in 1963, als for Pittler AG.
     There is also an Aristo 80114 for Pittler. Andries de Man, Rod Lovett
     Pifat and Pidofat are mentioned in Betriebs-Handbuch BHR 64 für Pittler-Revolverdrehbänke 8. Aufl. p. 15 and were made since 1959 Andries de Man
     See also Gerard van Gelswijck, “Slide Rules for Metal Workshops”, Proceedings 9th International Meeting of Slide Rule Collectors, 2003, page 60-67 Andries de Man