Popular science monthly . The Tool Is Fitted with a Case-HardenedSteel Block with Sharpened Raised Points of thin flexible sheet-steel and cannot bedrawn into the cylinder. The tool is an ordinary plug drill fittedwith a case-hardened steel block withsharpened raised points which do thework. In chipping around cracks andposts set into the sidewalk a trimmingtool is used. An unloading devicefurnished with the compressor keeps theair at the correct pressure for the mostefficient work. The block has a wirehandle which helps to guide the tool. The entire outfit is operated by oneman and the work i
Popular science monthly . The Tool Is Fitted with a Case-HardenedSteel Block with Sharpened Raised Points of thin flexible sheet-steel and cannot bedrawn into the cylinder. The tool is an ordinary plug drill fittedwith a case-hardened steel block withsharpened raised points which do thework. In chipping around cracks andposts set into the sidewalk a trimmingtool is used. An unloading devicefurnished with the compressor keeps theair at the correct pressure for the mostefficient work. The block has a wirehandle which helps to guide the tool. The entire outfit is operated by oneman and the work is done expeditiouslyand thoroughly. The truck is madesomewhat on the order of a boysexpress wagon except for the factthat it is of steel. The machine isequally adapted to use on stone orcement walls or interiors whercNerroughing is required, the pressure beinguniform whatever the position or The Outfit Consists of an Air-Compressor Driven by a Gasoline Engine. In ChippingAround Cracks and Posts or Openingi Set in the Sidewalk a Trimming Tool Is Used 42G Secret of a Sun-Parlor Bedroom IN modern apartment buildings agreat demand has sprung up forapartments pro\ided with sun-parlorsreadily convertible, by folding-beds andother con\crtibIc furniture, into sleep-ing porches without such liouble use against the wall, brinj^ing into positionthe writing desk. The bed is then foldedin its upright position and the room iscomplete. When the room is to be con-verted from a sun-parlor into a bedroomthe door is swung outward, bringing into
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectscience, bookyear1872
