More specifically, embodiments of {HEAD ~ the present invention} relate to nomographs and {TAIL ~ charts} that provide solutions for factors involved in the ballistic flight of a bullet or projectile, including elevation, windage, slope, and atmospheric conditions such density altitude 
More specifically , embodiments of { HEAD ~ the present invention } relate to nomographs and { TAIL ~ charts } that provide solutions for factors involved in the ballistic flight of a bullet or projectile , including elevation , windage , slope , and atmospheric conditions such density altitude
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