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Show UNIFORM HEAT FOR HATCHING Temperature In Electric Incubator is Automatically Controlled, Thus Insuring Success. Chickens are now hatched in electric elec-tric incubators. Electricity has demonstrated dem-onstrated its superiority over all other oth-er means of heating the incubator. A new electric incubator which has Electric Incubator. proven highly successful has its outer walls of galvanized steel covering a cork board two inches thick. This combination of cork and steel make3 a -very efficient heat-insulating wall, as well as one of sufficient strength and durability. The illustration shows a regular 70-egg 70-egg size and is typical of all stock sizes. The door opens downward and is fitted with a double glass panel with air space between. The door jamb is felt cushioned- to prevent jar and air leakage. The ventilating is secured se-cured through small holes, so that the air comes in through slits in the cork floor. This allows a slow interchange of gases from outside in the right amount not to lower the degree of carbonic acid gas necessary to good incubation, or to evaporate the moisture moist-ure in the egg too rapidly. 1 This amount of air is regulated to a larger amount after the chick has hatched. Provision is made to turn the eggs easily by means of a spare tray. The u u Interior View. airing of the eggs is also well arranged ar-ranged for. A hydrometer registers the humidity humid-ity inside the incubator, thus indicating indicat-ing the proper evaporation needed. The heating element is fastened to the roof and regulates the temperature tempera-ture in all parts of the machine to an even heat. |