. Canadian machinery and metalworking (January-June 1919). Ryerson Boiler Shop Radial Drill is de-signed principally for the use of boilermakers, bridge and The most efficient machine now on the market for beveling irreguar and curved sheets, boiler heads, flanges, dome sheets, plates, angles, etc.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmachinery, bookyear19