290 



THE POPULAR SCIENCE MONTHLY 



we are about to inspect. Let us begin operations with our small- 

 est telescope, the three-inch. I may remark here that, just as the 

 lowest magnifying power that will clearly reveal the object looked 



GEMINI 



*-I92l 



MONOCEROS 



ORION 



^652 



1227 Ojff^ . ^725 . 



ERIDANUS 



CAN IS MAJOR 



LEPUS 



Map No. 1. 



for gives ordinarily better results than a higher power, so the 

 smallest telescope that is competent to show what one wishes to 

 see is likely to yield more satisfaction, as far as that particular 



