Page:Popular Science Monthly Volume 46.djvu/304

This page has been validated.
290
THE POPULAR SCIENCE MONTHLY.

we are about to inspect. Let us begin operations with our smallest telescope, the three-inch. I may remark here that, just as the lowest magnifying power that will clearly reveal the object looked

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