has heretofore been possible in boilers of this class, lUPEOVED KNIFE FOE PEINTEES' USE. son, Chief Engineer TJ. S. Revenue Cutter Colfax, while the tubes are not liable to become obstructed A knife especially designed for the use of pressmen Wilmington, N. C. The invention provides a me- with mud… … HAEEISON'S CUT-OFF VALVE GEAE. DUS' KNIFE FOE PEINTEES' USE. chanical device adapted for attachment to the end of the rock shaft, whereby the adjusting of the lead form ready is shown in the accompanying illustration. of the steam valves, and taking off the lead and The handle is a piece of tubing…
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