ps, automobiles, and of folding up their ears when at rest. On the other hand, when we reach the higher monkeys and apes, chuck is of such form that the drill may be quickly the like, it is only natural that mechanical toys should we find the ears assuming that flattened and depressed figure… … pintle adapted to enter the eye or sleeve of the leaf CHUCK FOR ROCK DRILLS. WINDOW-BLIND GUARD. hinge, which is attached to the blind. Between the sleeve and blind the guard is applied. The guard is will be observed that the chuck comprises a tubular being probably the one best adapted to an…
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