# Stránka:roll 1931.djvu/274

258 Woodcraft Birch Bark Roll
First, select your site. It should, if possible, be on an
island, if you wish to achieve instant favor with the birds.
Suppose your tree is to be 10 feet high, and 3 feet wide
inside. Get four timbers or poles, 4 inches thick at the top,
6 or 8 at the bottom, and 15 feet long. These should be of
locust, cedar, chestnut, or other durable wood.

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” — C - [- Ce vy 3 - ss ‘ q eer mw acre enh peer ne & eel xX . X 4 le eee me we a ee WITTY EE yyy Wy td ( gay VAY VV VIN Making a Hollow Tree- ! Dig four post-holes, each 4 feet deep, and arranged in a square; that is, 4 feet across each side. In these, plant the posts, sloping slightly inwards; so that at the top they make a square of 2%4-foot sides (A). Around the top nail 4 pieces of 2x6 lumber, to hold all true and square. Just clear of the ground, outside the posts, nail on a circle