V form, having steel sections The problem of clearing rivers and other important only ones in captivity at present. The first successful riveted to them, forming a scalloped cutting edge, very waterways of weeds and various aquatic growths, which picture ever secured at close range, showing the… … feet long, and weighs 600 pounds. launch in the power cutters. The Weed-Cutting Launch Under Way. The male is about two-thirds the The launches and machinery are size and weight of its mate. They of varying cutting capacity, ranging offer a serious menace to navigation, especially in trop- were…
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