eadily cast; and they are matic reverser for the chisel, which is operated simultaneous. machinery, and the numerous difficult problems in connection then forged into shape by immense steam hammers. We ly with the raising of the chisel from the mortise. This be- therewith have been solved only by… … cally reciprocated chisel has obtained a preference. Other iiss — Sill At —S—s systems, such as rotating tools of various designs, are in 2 Nea) (6) 10 | = Sl | mt use for special purposes where the same results could not be produced, or the stuff be conveniently handled, with the re- SSIS…
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