. Annals of horticulture in North America for the year ... : a witness of passing events and a record of progress. Fig. 71. which attention is called—a trough to catch the drip as itruns down the glass and sash-bars. This trough is made ofwhite pine; 1x1% inches. Fig. 69 shows drip-grooves in asash-bar.— Pennock, in American Florist, vii. 131.^.Ventilating Apparatus. —(Fig. 70.) The winch comprisesa 6-inch bull-wheel, a pinion of 1% inches, a drum of 4inches, a rachet and dog, and a 12-inch crank handle, set in a 392 Annals of Horticulture. wrought iron frame bolted to the inside end of th
. Annals of horticulture in North America for the year ... : a witness of passing events and a record of progress. Fig. 71. which attention is called—a trough to catch the drip as itruns down the glass and sash-bars. This trough is made ofwhite pine; 1x1% inches. Fig. 69 shows drip-grooves in asash-bar.— Pennock, in American Florist, vii. 131.^.Ventilating Apparatus. —(Fig. 70.) The winch comprisesa 6-inch bull-wheel, a pinion of 1% inches, a drum of 4inches, a rachet and dog, and a 12-inch crank handle, set in a 392 Annals of Horticulture. wrought iron frame bolted to the inside end of the is found to be of sufficient power to operate 9 sashes oneach side of a house 100x31 feet, amply sufficient for ventila-tion, and either side can be worked separately at will bythe same winch. By running an auxiliary cord back fromsash to cable in the opposite direction to that of the lifting- J \\ 1 1 I / Fig. 70. cord, a lock is provided for the sash, whether they are openor closed. At Lincoln Park, Chicago, where this is used, $26is the cost of the apparatus for a 100-feet house.—AmericanFlorist, 803 > a^so Popular Garde?zing, 22J. Device for Heating Water.—(Fig. 71.) A cheap wayto warm a tank of water is shown in illustration. Assumingthat the water-tank is 36 inches deep, get a tin pail as deepand 10 inches in diameter, made with a cover, in which aninch hole is put. Have an inch tube, b, two inches long,soldered on near the bottom and punched through, and to this Tools and Conveniences of the Yea?. 393 tube attach an inch hose, a, or pipe, making a water-tightjoint at b. Sink this tin pail in the tank, and by hooks orotherwise fasten it to the bottom so that it remains the hose, a, fastened to the side so as to be a little abovethe top of the pail. Fill the tank with water to the dottedline, and arrange so that it cannot fill more and submerge the pail. Now put a 50-cent
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Keywords: ., bookaut, bookcentury1800, bookdecade1880, booksubjecthorticulture
