Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 355
difficulty in forcing a projectile out of agun, and that in consequence the pressure rises until it is sufficientto burst the gun by a kind of hydrostatic action. That the actionis not static, but often is due to a surging of waves back and forthin the gun, may be seen from a number of photographs… … corresponding symmetry of stresses, and this could hardly havebeen due to a condition during manufacture. It seems more reason-able to suppose that the gun was thrown into vibration by thepressure waves. The effect of these vibrations would be greatestat the muzzle and at other points where there…
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