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176 Woodcraft Birch Bark Roll by side as in shingling. The top row may need extra binding poles to hold the bark sheets down (XX in B). These poles are bound at their ends to the ends of the poles below them. If grass or rushes are used, tie it in bundles and put on as with boughs. Sometimes the grass bundles are lashed sepa- rately to the upper sides of the poles with root or bark bind- ings. If one happens to have a supply of clay handy, a first-class j | Plan of ark shing/ess A Lean-lo frame holes Lashed on . we! Diagram showing arrangemen? x tI’ — . tip Ss " XX are holes

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yy Somelimes added / 7 Hf! or After the bark 1s on Shingling with boughs clay roof can be made. Make the structure very strong with © cross poles so close side by side that they touch each other. On them lay a few inches of grass, and cover all with the clay hammered smooth. In each case, the ends may be filled up with the same ma- terial as the roof. A fire in front makes of it a very comfortable dwelling.