strong thread at top and bottom, thus in- | suring periect isolation of the contents of the prim- ing chamber and flask from moisture. The operation is perfectly simple. The torpedo veing lowered to the bottom of the well or the point i where the explosion is desired, a cylindrical weight, ®,… … at $77,073,605 71. Total value for four years, $182,- erous, and always an expensive and unpleasant job. The square projection, M, is firmly attached to the 622,422 69. Thisdoes not include the value of any The object of this invention is to obviate the neces- feed pipe, and bedded in the stone or…
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