Slide Rule , Vintage 1960s USSR Slide Rule Engineer Logarithmic Mathematical Leningrad Considering its age this item is in very good condition as shown in the photos It comes with original case. Size approximate: Length: 15 cm = 5.9 in , Width: 3 cm = 1.18 in With some normal traces from the age of time , stains , spots , scratches , traces of use The condition of the item is exactly the same as you see it on the photos. Please enlarge my photos to get a better idea of the overall condition. Please, look carefully at the pictures - they are part of the description. Photos are real. You buy what see on the photos. Additional photos can be sent ! If You have any questions feel free to contact me! Items are well pack , I will notify you when an item in your order has shipped , I send each item with tracking number. Slide Rule, Vintage 1960S Ussr Engineer Logarithmic Mathematical Leningrad