6. What is the natural angle of sight in siege and garrison guns?
One degree and thirty minutes.
7. What is it in field guns?
One degree.
8. Why have sea-coast guns no natural line of sight?
Because the swell of the muzzle is not visible when the eye is on a level with the base ring.
9. Upon what are guns mounted?
On field, siege, barbette or casemate carriages.
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10. What projectiles are used with guns?