. Barn plans and outbuildings . ide. SELF-CLOSING DOOR FOR PIGPEN A warm, dry pen is necessary for the health and comfortof a pig. Cold and damp induce more diseases than arecharged to these causes. Neither the winter snow nor thespring and summer rains should be allowed to beat intothe pen. But the difficulty is to have a door that willshut of itself and can be opened by the animals wheneverthey desire. The engraving. Figure 181, shows a door ofthis kind that can be applied to any pen, at least anyto which a door can be affixed at all. It is hung on hooksand staples to the lintel of the doorw

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. Barn plans and outbuildings . ide. SELF-CLOSING DOOR FOR PIGPEN A warm, dry pen is necessary for the health and comfortof a pig. Cold and damp induce more diseases than arecharged to these causes. Neither the winter snow nor thespring and summer rains should be allowed to beat intothe pen. But the difficulty is to have a door that willshut of itself and can be opened by the animals wheneverthey desire. The engraving. Figure 181, shows a door ofthis kind that can be applied to any pen, at least anyto which a door can be affixed at all. It is hung on hooksand staples to the lintel of the doorway, and swingingeither way allows the inmates of the pen to go out or in, as they please—closing after them. If the door is in-tended to fit closely, leather strips two inches wide shoialdbe nailed around the frame of the doorway, then as thedoor closes it presses tightly against these strips. A SWINGING DOOR FOR A PIGGERY The illustration, Figure 182, is of a swinging door fora piggery, which is intended to be used in connec-. Fig. 181—SELF-CLOSING PEN DOORS