JBM Small Arms Ballistics
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A new topic, Elevation, has been added. It shows the differences in trajectories when zeroing at different atmospheric conditions and how to calculate a trajectory for different atmospheric conditions.


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JBM - Personal - 0.308 Obermeyer (1)

0.308 Obermeyer (1)
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JBM Small Arms Ballistics. Last update 15 July 2008, Copyright © 1996-2008 JBM [V]