Page:The Amateur's Greenhouse and Conservatory.djvu/45

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AND CONSERVATORY.
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board hung by common joints, to cover them when not required open, may have a string and pulley attached for lifting, and its own weight will keep it down. c, raised platform of earth covered with slates, bedded in mortar to set plants upon. d, posts or columns to support purling (i), on which brackets are fixed to lay a shelf upon. e, path. f, stage. g, nine-inch earthen pipes, fitting well into each other, and the joints well secured, inside and out, with mortar, leading from furnace (o) to chimney (l), for the purpose of keeping out frost. h, stoke-hole sunk three feet, and covered with wood covers. The scale applies to the ground plan, to show its measurements.


LEAN-TO WITH DOUBLE-BOARDED BACK WALL.


Another serviceable lean-to is represented in the two figures that follow. This was designed to fill up a space at the end of a garden where there stood for a back wall a thin boarded fence. To strengthen this another wall was built of old floor boards, "tongued" together with hoop-iron, and placed two inches distant from the original wall, with a few stout upright posts to keep all firm. The space between the two walls was filled in with sawdust, and the result was a wall of a most substantial character. A very low roof, with ventilators opening at top, was adapted with brickwork front and sides, and wooden ventilators the whole length of the front. As an excavation in clay was made for this house, a bank of the original clay was left in front, and on this mounds were made for melons in summer, and—the house facing due south—fine