THE UNIVERSE IN WHICH WE LIVE 25 



basal star near the handle; alpha Perseus is about as far from 

 the Pole as is the latter star. Almost in line with alpha 

 Perseus but farther away from the Pole is another bright star 

 of Perseus, Algol. 



Now alpha Cassiopeia, alpha Perseus, and a fairly bright 

 star of Andromeda make an equilateral triangle; so Andromeda 



FIG. ii. Cepheus 



can be located. The other moderately bright stars of this 

 constellation are seen in Figure 12 (p. 26). If the line through the 

 pointers of the Dipper be carried beyond Polaris about twice as 

 far from the latter as are the pointers, it leads to a large figure of 

 four bright stars known as the square of Pegasus (Fig. 13, 

 p. 27). One of them is really in the figure of Andromeda. 



The villain of the piece is the Dragon (Fig. 14, p. 28). Draw 

 a line from the basal star in the back of Cassiopeia's Chair through 



