be lowered When the boat is at the davits, she is secured by a ing hooks, D D, as illustrated by Figs. 3 and 4. These and sent to his rescue. A large ship, in rapid motion, detaching hooks are connected from their latches,/"/" canvas gripe, which is capable of sustaining the whole •cannot be… … loss of one sheave in the the vessel is underway— lower block of the falls gains particularly in propellers— DAVIDSON'S BOAT-LOWERING APPARATUS. attention should be paid to one-fourth time in hoisting putting the helm to starboard of a port boat, and vice (which is a great desideratum"), and the…
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