VERY RARE NL8 NL-8 USSR Soviet Russian. Military AF officer Pilot Slide Rule. First navigation of the counting line with rectilinear scales, was proposed in 1923 by the Soviet designer V. In 1927, the Navigator of the black sea Fleet air force L.Popov constructed the first universal navigation, the accounting line that has already allowed to make calculations taking into account systematic errors barometric altimeters and air speed pointers. In connection with the improvement of the means of piloting this line was much changed and had various modifications. For now it remains a necessar. Y audit tool navigators and pilots and is used for approximate calculations.
Please contact me FIRST BEFORE sending a cheque to get full address. Usually international post is received within 14 days. If you are in any way unsatisfied.Your satisfaction is important to me. I hate to place the restriction but I want this to be a happy experience for both of us. I will be placing lots of goodies over the next few weeks so keep your eye on my site and mark me as a favorite. The item "NEW IN BOX RARE NL8 NL-8 USSR Soviet Russian Military officer Pilot Slide Rule" is in sale since Thursday, March 14, 2019. This item is in the category "Collectibles\Science & Medicine (1930-Now)\Engineering\Slide Rules". The seller is "kupr_zoi" and is located in Kharkov, Kharkovskaya.
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