• 455 Martinson, Los Angeles
  • 8 (043) 567 - 89 - 30
  • support@email.com
  • ALRO-made ruler unusually with a cursor for analysing ECG printouts of the cardiac Sinus Rhythms
  • Hatters Gauge - for measuring the size of a hat but unusually calibrated in metric & imperial
  • Glovers Rule - for measuring the length of a glove
  • Unusual non-logarithmic squaring desktop QR 41 model by Dennert & Pape (D&P)
  • Colour combinations slide rule for Interior Designers
  • Professor Fuller’s Drum Calculator from 1878 - made by W.F. Stanley
  • Modern Kienzle wristwatch with slide rule bezel calculator
  • Ruxton Multi-Vider drop-lead pencil & slide rule
  • Rare Otis King Model N for Retail & Monetary with white scales (422 & 424) on a black background
  • Darnley’s Rotable Lightning Calculator/Pencil Case
  • Design for this Antenna Radar Beam Pattern Detection slide rule was classified during WWII by UK & US governments - made by Lawrence
  • Makeba Kombinator pencil & slide rule
  • Rare Carbic-made Fischer Calculator
  • Specialist slide rule for a national home cable radio broadcasting system offered in The Netherlands from 1930 to1970
  • Smallest drum (≈ 2.4m) made by LOGA

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You searched for: Inglis
Flash Bank Interest poly-slide (4) calculator Paper/cardboard/wood

Hybrid ready reckoner/tabular calculator for calculating bank interest due on deposits, discounting bills or prepayment of calls for amounts between GBP 10 to GBP 1000 - read more ...

Inglis Flash Bank Interest
Flash Pocket Engineer's poly-slide (2) calculator Paper/cardboard

Hybrid ready reckoner/tabular calculator for machinery & other engineering related conversions & problems - read more ...

Inglis Flash Engineer’s
Flash Square and Cubic poly-slide (4) calculator paper/cardboard/wood

Hybrid ready reckoner/tabular calculator for calculating square areas & cubic volumes - left-hand page of scales for calculating (imperial only) in feet and inches up to 20 sq. feet & 100 cubic feet - right-hand page of scales is for calculating (imperial & metric) in yards, feet or inches up to 100 sq. yards & 100.000 cubic yards - read more ...

Inglis Flash Square & Cubic
Flash Universal poly-slide (4) calculator Paper/cardboard/wood

Hybrid ready reckoner/tabular calcuator for a wide variety of calculations including imperial based units - read more ...

Inglis Flash Universal