CROSS QUESTIONS.

from the preceding Section: then mark a small Diagram in accordance with it, &c.

     5.  No. 13. [see p. 49]    9.  No. 17.
     6.  No. 14.               10.  No. 18.
     7.  No. 15.               11.  No. 19. [see p. 50]
     8.  No. 16.               12.  No. 20.