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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1743 edition. Excerpt:... by Wccvels or other Insects-, by which vast Quantities of Corn are yearly spoiled and destroyed all over the World: I am credibly informed by a Spanish Merchant, that not less than 80,000 Pounds worth of Corn was spoiled in exporting In one Year, about eight or nine Years ago. 103. Now it is most easy to preserve Corn, by blowing frelh Air upwards thro' it: In order to which, wooden Bars, or large Laths, must be nailed on the Floor of theGrainery.about an Inch distance from each other, if only a Hair-Cloth be laid on them: But coarse Wire-Work is, in some MaltKilns, laid under the Hair-Cloth, or BasketWork made of Osier might be used, and then the Bars may be two or three Inches distant; and there may be the same Distance, if an Iron-Plate full of Holes be laid on them, as is done in many Malt-Kilns. These Laths B B, Fig. 8. may be laid across other Laths, az. A Z. az. nailed fifteen Inches distant, and two Inches or more deep, that there may be a free Passage for the Air under the Laths. 104. The Under-Laths must come about fix Inches short of the Wall of the Grainery at one end of them: on which end a Board zz, Fig. 8. is totc set edgewise, yet Hoping against the Wall X X, whereby a large Main Air-Pipe Y is formed; which having an open Communication with all the Interstices between and under the Bars, when Air is blown forcibly, and in great Quantities, through the Hole M N, into this large AirPipe or Trunk, it must necessarily be driven up, from between the Laths, through the whole Corn in the Grainery, and will consequently carry off with it, the moist Exhalations of the Corn 5 which when confined in it for some time, will, as it is well known, spoil it. By this means therefore Corn may easily be kept for many Years dry and found,..