. Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry . ?^ ilfiiiiilgiii^ Boom Type Back-Filler Equipped with Complete Creeper Traction. Boom Type Back-Filler Equipped with Plain and Creeper Traction EXCAVATING MACHINES 24i

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License: Licensed
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Keywords: ., bo, bookcentury1900, bookdecade1920, booksubjecthoistingmachinery