WELL ADAPTED TO THE WORK Dredge Employed to Dig Channel Through Cranberry Marsh a Credit to Designers. In Wisconsin thcro is a clamshell-bucket clamshell-bucket dredgo in use which at each shovelful removes an amount ot material ma-terial much greater than the size of the bucket itself. The reason is that the outfit Is being used to dig a' channel through a cranberry marsh, where the material to be cleared away varies Stb way from tangled weeds to rdpan. The eventual object of this channel, which is 30 feet wide and 6 feet deep, is to drain 1,500 acres ot cranberry land. In one section of this land there is a lake, the waters ot which must be distributed throughout the bogs during certain seasons of the year. Tbo use ot this typo ot bucket, which, besides digging into hard ground, will also como away with bushels bush-els ot underbrush, matted boughs, etc., hanging from Its jaws, Illustrates tho art ot adapting tho tool to tho work. Popular Mechanics.