Three fecte is added to the depth of the building to permit of a passage way at the rear of the various units. Two inch chi¢ken wire is used for dividing the building into 10 by 12 foot units, A wire door is placed at the rear of each unit along the passage way, and each unit has a window in front opening into the flying pen, as previously stated. Build your house so that the windows are facing the south. Your flying pen will then extend in that direction and at all times the pigeons will get the sun.
AN INEXPENSIVE SINGLE UNIT SQUAB HOUSE.
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In the case of a house of more than two units it is desirable to place one small window in the rear of the building along the passage way. One window for every 5 units is plenty. In extremely hot weather, or in warm climates, both the front and rear windows can be left open continually and permit a thorough circulation of fresh air through the
