Britannica, Inc.; 156: © Jeffrey L. Rotman/Corbis; 157: Ross
Hoddinott/Nature Picture Library; 158: © Spectrum Colour
Library/Heritage-Images; 159: Narendra Shrestha—AFP/Getty Images;
160: (left) Underwood & Underwood/Corbis, (right) Peter Dazeley—
Stone/Getty Images; 164: (top) George Holton/Photo Researchers,
(bottom) Gavriel Jecan/Corbis; 165: Gallo Images/Corbis;
166: Photobank BKK/Robert Harding Picture Library;
167: Encyclop.dia Britannica, Inc.; 168: (left and right) Anup
Shah/Nature Picture Library; 170: The Granger Collection, New York;
171: (inset) Courtesy of the Independence National Historical Park
Collection, Philadelphia; 172: Albrecht G. Schaefer/Corbis; 174: (top)
Ray Atkeson/EB Inc., (bottom) RandyWells—Stone/Getty Images;
175: © Don Klumpp—The Image Bank/Getty Images; 176: Walter
Rawlings—Robert HardingWorld Imagery/Getty Images; 177: (left)
Rob Carr/AP, (right) © Glen Allison—Stone/Getty Images; 178: (left)
Pete Oxford—Taxi/Getty Images, (right) NASA/JPL/Caltech (NASA
photo # PIA00405); 179: Encyclop.dia Britannica, Inc.; photos Yerkes
Observatory, University of Chicago; 180: age fotostock/SuperStock;
181: (left) SuperStock, Inc., (right) Library of Congress,Washington,
D.C. (neg. no. LC-DIG-cwpbh-01671); 182: © Davis Ball/Corbis;
184: (left) © Spectrum Colour Library/Heritage-Images, (right)
© Robert Holmes; 185: Wolfgang Kaehler/Corbis; 186: (left)
Encyclop.dia Britannica, Inc., (right) © D. Staquet/DeA Picture
Library; 187: The Granger Collection, New York; 188: Brian
Lawrence/SuperStock; 189: Geoff Du Feu—Taxi/Getty Images;
190: Aflo/Nature Picture Library; 191: (left) © Bettmann/Corbis,
(right) Stephen Alvarez—National Geographic/Getty Images; 192: Karl
Weatherly—Photographer’s Choice/Getty Images; 193: The Granger
Collection, New York; 194: Richard A. Cooke/Corbis; 195: Michael
DeYoung/Corbis; 196: Encyclop.dia Britannica, Inc.; 197: (left)
Encyclop.dia Britannica, Inc., (right) Louis Goldman—Columbia/The
Kobal Collection; 198: (top) Forrest Anderson—Time Life
Pictures/Getty Images, (bottom) Douglas Kirkland/Corbis; 199: (left)
20th Century Fox—Paramount/Digital Domain/The Kobal Collection,
(right) Marvel—Sony Pictures/The Kobal Collection; 201: Courtesy of
the Internationale Stiftung Mozarteum, Salzburg, Austria; 202: Anders
Blomqvist—Lonely Planet Images/Getty Images; 203: © Douglas
Mesney/Corbis; 204: © Cris Haigh—Stone/Getty Images;
205: Remigiusz Sikora—epa/Corbis; 206: (left) Dr. P. Marazzi/Photo
Researchers, Inc., (right) © Spectrum Colour Library/Heritage-Images;
207: Encyclop.dia Britannica, Inc.; 208: Encyclop.dia Britannica,
Inc.; 209: Encyclop.dia Britannica, Inc.; 210: Judie Anderson/EB Inc.;
211: (left) Kristine A. Strom, (right) Stephen Chernin/Getty Images;
212: (left) Courtesy of The Field Museum, Chicago, (right) Michael
Prince/Corbis; 213: Owen Franken/Corbis; 214: (top) Robert Frerck—
Stone/Getty Images, (bottom) Hilarie Kavanagh—Stone/Getty Images;
215: Encyclop.dia Britannica, Inc.; 216: Encyclop.dia Britannica,
Inc.; 217: (top and bottom) Encyclop.dia Britannica, Inc.;
218: Encyclop.dia Britannica, Inc.; 219: (left) Scott Nielsen/Bruce
Coleman Inc., (right) © TerryW. Eggers/Corbis; 220: Georgette
BRITANNICA STUDENT ENCYCLOPEDIA Credits 299
Douwma/Nature Picture Library; 221: Frank Folwell/Stone; 222: Judie
Anderson/EB Inc.
Volume 9
Page 4: (left and right) Encyclop.dia Britannica, Inc.; 5: Adrian
Arbib/Corbis; 6: © JeremyWoodhouse/Getty Images; 7: Rosemary
Calvert/SuperStock; 8: Francis G. Mayer/Corbis; 9: Judie Anderson/EB
Inc.; 10: (left) Shawn Thew—epa/Corbis, (right) Mark E.
Gibson/Corbis; 11: George Hunter/SuperStock; 12: Danny
Lehman/Corbis; 13: © Reuters/Corbis; 14: (left) Ken Cedano/Corbis,
(right) age fotostock/SuperStock; 16: age fotostock/SuperStock;
18: (top, clockwise from top left) Marilyn AngelWynn/Nativestock
Pictures, David G. Houser—Post-Houserstock/Corbis,Wolfgang
Kaehler/Corbis, Marilyn AngelWynn/Nativestock Pictures; (bottom,
all) Marilyn AngelWynn/Nativestock Pictures;
20: © Bettmann/Corbis; 21: (left and right) age fotostock/SuperStock;
22: Torsten Blackwood—AFP/Getty Images; 23: Danny
Lehman/Corbis; 24: (top)Wolfgang Kaehler/Corbis, (bottom) © Getty
Images; 25: (left) JoelW. Rogers/Corbis, (right) Department of Defense
photo by Petty Officer 3rd Class Dusty Howell, U.S. Navy;
26: Bettmann/Corbis; 29: Layne Kennedy/Corbis; 30: (left) Palomar
Observatory; photograph © California Institute of Technology 1961,
(right) Dungan—Time Life Pictures/Getty Images; 31: age
fotostock/SuperStock; 32: © Spectrum Colour Library/Heritage-
Images; 33: NASA/JPL; 34: Encyclop.dia Britannica, Inc.; 35: (left
and right) Encyclop.dia Britannica, Inc.; 36: Encyclop.dia Britannica,
Inc.; 37: (left) Tony Heald/Nature Picture Library, (right) Kim
Taylor/Nature Picture Library; 38: © L. Romano—IGDA/DeA Picture
Library; 39: Steve Vidler/SuperStock; 41: age fotostock/SuperStock;
42: © Paul A. Souders/Corbis; 43: © Paul A. Souders/Corbis; 44: (top)
MPI—Hulton Archive/Getty Images, (bottom) FPG/Hulton