... The growth of thestanding army inevitably adds to the spread of sex perversion; thebarracks are the incubators... 
Emma Goldman 「Anarchism and Other Essays」
...Kinds of Incubators Used...
Harry M. Lamon 「Ducks and Geese」
...Both the smaller kerosenelamp heated incubators and the large or mammothhot water heated incubators are used for hatchingduck eggs...
Harry M. Lamon 「Ducks and Geese」
...It is necessary to provide someroom in which the incubators can be installed andoperated...
Harry M. Lamon 「Ducks and Geese」
...While it is more difficultto hatch goose eggs in incubators than it is henor duck eggs, this can be done by an experienced operatorwith a fair degree of success...
Harry M. Lamon 「Ducks and Geese」
...They are very hardy, healthy,excellent layers, and capital incubators...
Robert Jennings 「Sheep, Swine, and Poultry」
...The eggs of thecommon and cheaper kinds which might be used for incubators and nurses,would pay—or could be made to pay, if properly preserved, and sold atthe right time—all expenses of feed, etc...
Robert Jennings 「Sheep, Swine, and Poultry」
...When broody hens are hard to get,people think that hatching with incubators will relieve them of troubleand prevent delay, but the incubator, too, has its uncertainties...
John H. Robinson 「Our Domestic Birds」
...When an incubator factory was established at Petaluma,California, the farmers in that vicinity began to use incubators, andsome small egg farms grew up in the town...
John H. Robinson 「Our Domestic Birds」
...About 1890 appearedthe first incubators with automatic regulators that really worked sothat the ordinary person could manage the machines successfully...
John H. Robinson 「Our Domestic Birds」
...On Long Island, where most of the duck farms were located, thefarmers were hard to convince of the superiority of incubators for theirwork...
John H. Robinson 「Our Domestic Birds」
...Now many of the large farms usethe mammoth incubators, with a capacity of from 6000 to 18,000 eggseach...
John H. Robinson 「Our Domestic Birds」
...Operating incubators is a business continued in the same families forcenturies...
John H. Robinson 「Our Domestic Birds」
...Practical incubators were not produced until about fortyyears ago...
John H. Robinson 「Our Domestic Birds」
...Although incubators and brooders have been brought to a relatively highstate of efficiency, they are far from perfect...
John H. Robinson 「Our Domestic Birds」
...There are no eggs to be gathered, no setting hens or incubators to belooked after, no young birds to be fed and cared for...
Carl Dare 「Profitable Squab Breeding」
...The second lingered here andthere on cages, aquariums, incubators,and other containers where creaturesmoved...
Various 「Astounding Stories of Super-Science, December 1930」
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