A. The middle of a bend of a hook. (See Fig. 49.)
GINS.
Q. Name the different parts of a garrison-gin.
A. It is composed of three poles (two legs and a pry-pole), braces, a bolt, clevis, windlass, two handspikes, three shoes, and a hoisting-apparatus consisting of two blocks (one triple and one double). (See Fig. 50.)
Q. How much can be safely lifted with it?
A. 17,000 lbs.
THE GARRISON GIN.
Fig. 50.