Pub no 229 vol 1 sight reduction tables for marine navigation latitudes 0 15 inclusive this six volume series of sight reduction tables for marine navigation is designed to facilitate the practice of celestial navigation at sea by the marcq saint hilaire or intercept method. Sight reduction tables 229 vol6 latitudes 75 90 inclusive see more like this sight reduction tables 229 vol1 latitudes 0 15 inclusive commerical edition brand new. Sight reduction tables for marine navigation latitudes 30 45 degrees inclusive pub no 229 vol 3 by national imagery and mapping and celestaire jan 1 2007 40 out of 5 stars 2. Sight reduction tables for air navigation pub no 249 ho 249 volume 1 selected stars epoch 2020 these tables were designed for air navigation where weight and space are at a premium however they are very popular with sailors too due to the fact that vol 1 offers a speedier way to compute stars
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