Very Rare Post Versatrig pocket slide rule. The rule is unopened, untouched, still in factory-sealed, plastic bag.
Includes original box, instruction book and leather case. What you see is what you get. The box has cuts so you can fold it to make an attractive display stand for the rule (they would have done this in store windows back in the day). The item "Very Rare slide rule Post Versatrig 5, mint in box" is in sale since Monday, May 21, 2018. This item is in the category "Collectables\Scientific Collectables\Engineering & Surveying".
The seller is "colin" and is located in Valencia. This item can be shipped worldwide.