-40%

Vintage Slide Rule Calculators (11 total)

$ 5.01

Availability: 53 in stock
  • Condition: Very light use, all calculator slides / wheels in good condition.
  • Country/Region of Manufacture: United States
  • Time Period Manufactured: 1930-Now
  • Modified Item: No
  • All returns accepted: ReturnsNotAccepted

    Description

    Vintage Lot of slide rules (11) accumulated during a 40 year engineering career.
    Conversion Calculator with Case - Pressure / Viscosity/Flow / Temperature / Gravity
    Date Finder
    Raypak - Flow Capacity of Pipes
    BTU Heat Load Calculator
    (2 each)Volume Calculator - Imperial and Metric - Vessels and tanks
    Area and Volume Calculator  - Walls and Rooms
    Cook - Duct Designer / Fan Law Calculator
    Backflow Preventer Selection Guide
    Tank Venting Guide / Calculator
    Horizontal Tank Content Indicator
    Please examine photos carefully for "as is" condition.