A Field And Laboratory Guide in Physical Nature Study
The book A Field And Laboratory Guide in Physical Nature Study was written by author Elliot Rowland Downing Here you can read free online of A Field And Laboratory Guide in Physical Nature Study book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is A Field And Laboratory Guide in Physical Nature Study a good or bad book?
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Long before the days of the modern gun, the bow gun was in use and was called the cross-bow. It is not a difficult weapon to make. 73. Take a piece of |-inch stuff, 6 inches wide and 3I feet long. Saw out the general form of a gun, laying it out by the working plan (Fig. 13). The barrel of the gun is left square at the outset. It may be rounded off below after carrying out the following directions, if it is desired. With a groov- ing plane or a gouge cut a shallow groove along the top of the ba...rrel. Cut a hole through the bulge near the end of the barrel to receive the bow. The bow already made may be used, fastening it at its mid-point in this hole and wedging it with wooden wedges to hold it in place. a 3 o o a ^ o I— I TOP, SLING, AND BOW 47 The arrow, some 1 8 to 20 inches long, should have a rounded head so that it will sUp along the groove easily, and the opposite end must be made wide with a generous notch to catch the string from the bow when the former is released iti firing the gun.
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