overheating in the night, and had it been self -regu- 

 lating, there would have been no occasion to have 

 persons on the lookout to turn the lamp up or down .) 

 Many will say, after reading the description 



given herein : The Incubator is undoubtedly 



a good machine, but would prefer one with a self- 

 regulator connected with it. {Here is an admission 

 that it is not automatic and has NO REGULA- 

 TOR, and you must regulate it entirely by hand, 

 raising or lowering the lamp flame with each 

 change of temperature, if you happen to get there in 

 time. ) RIGHT HERE permit us to call your attention 

 to the fact that there is not an incubator in existence 

 that is absolutely self- regulating (No, there is no 

 perpetual motion that will fill the lamps and attend 

 to the requirements without human aid, but there are 

 incubators that regulate as perfectly as one could 

 wish, and need no attention, except for a few min- 

 utes twice a day.}, it makes no difference what 

 superior claims the proprietors set forth, or the 

 device or arrangement used for adjusting or gov- 

 erning the heat in the egg chamber. (7s not this 

 a contradiction of their claim just made, of the 

 accuracy of their regulator. The farce abounds 

 with funny situations.} Experienced incubator 

 operators will bear us out in this statement. (Not 

 if they have used the best makes of modern incuba- 

 tors ; hundreds prove to the contrary.} From one 

 of the many books of directions for operating Self- 

 regulating Incubators, which we have in our 

 possession, we quote the following paragraph. 

 " No matter how much of a self- regulating machine 

 103 



