Projectiles began to fall still more frequently in the battery.
Wounds caused by projectiles, sabres, etc, are the special subject of naval and military surgery.
It was found that projectiles fired from a rifled gun deviated laterally from the line of Sights for fire owing to the axial spin of the projectile, and that if the r i fled spin were right-handed, as in the British service, the deviation was to the right.
In 1782 he received the prize from the Berlin Academy for his Dissertation sur la question de balistique," a memoir relating to the paths of projectiles in resisting media.
Indeed, he never shook off the erroneous ideas of his time regarding the paths of projectiles, further than to see that no part of them could be a straight line.