420 



POPULAR SCIENCE MONTHLY. 



Heis maps all stars down to about magnitude 6.2 or 6.3. Gould gives 

 the places of all stars to the seventh magnitude. 



A.- 

 Way. 



-Number of lucid stars in certain bright regions or patches of the Milky 



I. — Northern portion, from Heis. 



Sums 277 



91 



II. — Southern portion, from Gould: 



Area. 

 10 



9 

 12 

 10 



7 

 25 



8 

 16 



Sums 97 



Stars. 

 14 



7 



19 

 11 



7 



9 



5 



5 



77 



B. — Number of lucid stars in the darker regions or patches of the Milky Way. 

 I. — Northern part, from Heis. 



Sums. 



475 



97 



