SUN HEMMI Slide Rule Bamboo No. It's a HEMMI slide rule marked 2664S. The box is a little dull, but the inside is very clean. The plastic bag is brand new, unopened, and both ends are sealed.The item is brand new and unused, but it is very old, so please be understanding. International Buyers - Please Note. Thank you for your understanding. This item is in the category "Collectibles\Science & Medicine (1930-Now)\Engineering\Slide Rules". The seller is "ltsonlinejp" and is located in this country: JP. This item can be shipped worldwide.