Seedsmen . on is a supply of pureair, which in the Prairie State, enters frombelow within a tube which surrounds thelamp flue, where it is gently heated andpassed upward into the top of the eggchamber and is released over the moisturepans. While in this warm condition, it canbe saturated with moisture if it is so de-sired. The air then passes downwardamong the eggs, and escapes through arow of small ventilators in the bottomand end of machine into a suction fluewhich carries the air out near the top ofthe machine. This suction flue is pro-vided with a sliding cover, so that the out-let of air
Seedsmen . on is a supply of pureair, which in the Prairie State, enters frombelow within a tube which surrounds thelamp flue, where it is gently heated andpassed upward into the top of the eggchamber and is released over the moisturepans. While in this warm condition, it canbe saturated with moisture if it is so de-sired. The air then passes downwardamong the eggs, and escapes through arow of small ventilators in the bottomand end of machine into a suction fluewhich carries the air out near the top ofthe machine. This suction flue is pro-vided with a sliding cover, so that the out-let of air can be increased or this means of improved ventilation weget a complete circulation around andthrough the eggs, a more even distributionof heat than can be secured by any othermethod. PRAIRIE STATE BABY INCUBATORS These machines are built in two sizes, respectively 50-eggand 100-egg sizes. The No. 1, or 50-egg Incubator, is providedwith a blank tray and no turning appliance, as the eggs are so.
Size: 2010px × 1243px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookauthorhenryggi, bookcentury1900, bookdecade1900, bookyear1902
