File:Artificial incubation and incubators (1883) (14598461250).jpg

Identifier: artificialincub00hals (find matches)
Title: Artificial incubation and incubators ..
Year: 1883 (1880s)
Authors: Halsted, A. M. (from old catalog)
Subjects: Incubators. (from old catalog)
Publisher: (Rye? N.Y.)
Contributing Library: The Library of Congress
Digitizing Sponsor: The Library of Congress

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Text Appearing Before Image:
he most use for an Incu-bator. THE SCOTIA INCUBATOR is of the same nationality as the last. It is described in Brownsbook on Artificial Incubation as being in appearance like a veryflat box, with one drawer in front, and an arched hole at each end 100 CHRYSTYS DYDRO-rtfCTTBATOR. of it. It is about three feet in length, half that in width, andfifteen inches in height, the outer case being wood entirely. Atank, about one and a half inches deep, is fitted in it, extendingthe whole length of the machine, which is heated by lamps placedin compartments of which the arched holes are the entrance.These lamps are ordinary paraffin lamps, without chimneys.The egg drawer is placed between the two lamp compartments,and is sufficiently large to hold one hundred eggs. In the bottomof this drawer sods are placed, or earth, and kept constantlymoist; above this a layer of straw is laid, on which the eggs areput. Ventilation is given over the ends and back of this drawer. HYDR0-INCUBAT&RS^.LONDON 4
Text Appearing After Image:
Fig. 79.—chrystys dydro-incubator. The great fault in this machine is its defective ventilation andlack of regulator. chrystys hydro-incubator is a London, Eng., invention, of which Fig. 79 is an illustration.In describing its parts, A is the exhaust pipe used in emptying thecistern; B, a brass cock for drawing off water, previous to re-plenishing the cistern with boiling water; C, a glass gauge, witha marked scale D at the side, to give the height of water in thecistern; E, tube through which cistern is filled; F, vent tube forescaping air; G, egg drawer; H, thermometer; 7, air holes forventilation; J, flannel on which the eggs lie; K, stand or box onwhich the Incubator sits; L, earth trays in bottom of drawer. The mode of operating this machine is to fill the cistern withboiling water, which raises the heat to about 120° to 130°; after Howells gem hatcher and voitelliers incubator. 101 allowing it to cool down to 102°, keep the heat at about that pointby drawing off every twelv

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