Miller, Kempster Blanchard, 1870-1933 · New York : McGraw publishing company · leaf 816
FIG. B74.—COOK THREE-BOLT CLAMP. U-bolt clamps sustain loads of from 600 to 2000 pounds withoutslipping of the guy wire; two-bolt clamps from looo to 4500 pounds,and three-bolt clamps from iioo up to 6000 pounds. o > 2 Ci
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