esults in its fracture, and in many cases the lon- volving the latter the saw will be reciprocated. Pivoted to gitudinal seam where the head is attached to the shell is so into some other agency than by converting it into heat. the forward standards is a lever which is connected by a rod severely… … the wheels into and out of gear. and the engine tears it away piecemeal. But the salt wells CRAWFORD'’S DRAG SAW, are exempt from any danger of taking fire ; and it is never To the middle of the shaft is attached a wide wheel, in the necessary, as in the case of oil wells, to shoot off the ‘‘cas-…
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