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Chris Osburn's Calculating Instruments

  Link Details for: Chris Osburn's Calculating Instruments
Link Title: Chris Osburn's Calculating Instruments Open in a new window
Link URL: http://sliderule.mraiow.com/
Link Details: Classifies and lists slide rule and scales. Grouped by type, size, country of origin and manufacturer. Articles, a discussion forum and a section on buying and selling.
Category: Top : Recreation : Antiques : Medical_and_Scientific : Slide_Rules
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Chris Osburn's Calculating Instruments