Hatching with Incubators 143 



most dealers and incubator houses in the form of a 

 heavy pasteboard tube, with one end adjusted to 

 cover the eye, while the other will be filled by the 

 egg, when held close up by the operator. 



A fertile egg about the sixth day shows a central spot 

 and lines, much Kke a daddy-long-legs 



Velvet or plush, pasted close about the edges of 

 each opening, will- make it easy to adjust the egg 

 at once so light will not sift in through small 

 fissures about the shell, or the eye. 



This little instrument will serve to handle a 

 hundred eggs very comfortably. It can be used 



