I 20 UNIVERSITY OF MISSOURI STUDIES 



°88888888 



M <N CO 3- *o VO I> CO 



>»! . ■! ■-. 



, 1 „- 



L J r =^.. 



£~. +. f=m„ 



r ■! ■ + p ^L- 



G r 4 4- j=n_- 



/L 1— . | =U_ 



r 4, fc - ==f =,- 



Kr r -. 



L 4 T _. 



A/ c i l _ r ... 



r ^ -=^_.. 



L j. A , _,.. 



Q l _ | j . _| ___ 



S r f. 1-,-- 



L 4 p r==,-^- 



U , b _. 



r H b - 



Wr - 4 W 



r , fc=± _ A .. 



L 1 _ > 4 — -4W- 



g i J .., 1 p ,_ . 



, , t-j + — ^j.. 



■ 4 ^ .n^-.. 



& i ■ i _„. 



Fig. 39. The combination 5 and S. Compare figure 3S 



