Museum on Main
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Slide rule

Before the widespread adoption of the pocket electronic scientific calculator, engineers and scientists used this handy device to assist them with complex calculations. Marked in logarithmic scales, the frame, slide and runner can be adjusted to perform multiplication, division, trigonometric functions, or other calculations.
Picture
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Museum on Main 603 Main Street Pleasanton, CA 94566   --   925.462.2766   --   www.museumonmain.org
  • Home
  • Visit/Contact
    • Corona Virus Update
    • Hours and Directions
    • Museum Store
    • Shop
  • Education/Programs
    • Ed Kinney Series: An Evening With...
    • Free Walking Tours
    • A Discussion With...
    • Student Programs
    • Scout Programs
    • Family Programs
    • Adult Programs
  • Exhibits/Collections
    • Exhibits >
      • Imagination Expressed 2023
      • Water/Ways Video Tour
      • Growing Pleasanton
      • Brickworks
      • What in the World
    • History of Pleasanton
    • Video - Museum on Main Moments
    • Collections
    • Research >
      • Newspaper Research
    • Photographs
    • Things to Donate?
  • Events
    • Ghost Walk
    • Wines & Valentines
    • Amador Centennial Reception
  • Join/Donate
    • Membership
    • Donate
    • Volunteer
    • Living History Program
  • About
    • Mission & History
    • The Values of History
    • EDI Statement
    • Board of Directors & Staff
    • Administrative Documents
    • Contact
  • Facility Rentals
  • Blog