The disc and cursor both turn very smoothly. The plastic carrying case is included, and is in very good-to-excellent condition, with a few very small marks on the reverse. Also included is the English-language instruction leaflet, also in very good-to-excellent condition. No purchaser has ever reported damage to a slide rule in transit.
Please ask if there are any questions. The item "Fearns Circular Slide Rule, with sophisticated spiral log-log scale.Nearly New" is in sale since Thursday, May 6, 2021. This item is in the category "Collectibles\Science & Medicine (1930-Now)\Engineering\Slide Rules". The seller is "slide_rule_alley" and is located in Baton Rouge, Louisiana. This item can be shipped worldwide.