Additional Reading 
ior and Ecology of Red Colobus and 
Black-and-White Monkeys in Uganda: 
A Summary” (pp. 165-209), and “Pri- 
mate Social Organization and Ecolo- 
gy,” by T. H. Clutton-Brock (pp. 
503-12). A profusely illustrated, non- 
technical summary of the primates, 
G.H. Bourne’s Primate Odyssey (New 
York: G.P. Putnam’s Sons, 1974) con- 
tains sections on the Old World mon- 
keys, including the colobus. More 
technical is Old World Monkeys, edited 
by J.R. Napier and P.H. Napier (New 
York: Academic Press, 1970), a collec- 
tion of nineteen articles on the anato- 
my, evolution, ecology, behavior, 
ethology, and taxonomy of this family. 
Saturn (p. 44) 
The New Solar System, edited by J.K 
Beatty, B. O’Leary, and A. Chaikin 
(Cambridge: Sky Publishing Corp., 
1 98 1 ), is a collection that brings togeth- 
er the most recent findings about the 
sun, planets, satellites, and that which 
lies between. This up-to-date reference 
work, with an introduction by C. Sa- 
gan, includes the first Voyager encoun- 
ter with Saturn and offers coherent 
explanations of the chemical and ther- 
mal history of the solar system, the ac- 
cretion and fragmentation of its 
members, and the changing planetary 
surfaces. Among its twenty articles are 
“Jupiter and Saturn,” by A. Ingersoll, 
and “Titan,” by J. Pollack. The 10 
April 1981 issue of Science features 
twelve articles, occupying from pages 
159 to 239, that deal with different as- 
pects of the Voyager mission to Saturn. 
It presents the first scientific reports of 
the flyby of the planet and its satellites 
and rings, illustrated with many infor- 
mative photographs, charts, and 
graphs. Voyager 1 Encounters Saturn 
(Washington, D.C.: U.S. Government 
Printing Office, 1980, Stock No. 033- 
000-00817-1), available for sale from 
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