skeletal muscles picture, volume 8
page 208
Armada, Spanish (Spanish naval fleet)
MAIN ARTICLE volume 1 page 183
MORE TO EXPLORE
Drake volume 4 page 70
Elizabeth I volume 4 page 126
armadillo (mammal)
MAIN ARTICLE volume 1 page 183, picture,
volume 1 page 183
armed forces
Memorial Day volume 8 page 97
submarine volume 12 page 196
armed martial arts
martial arts volume 8 page 64
Armenia (country in Asia)
MAIN ARTICLE volume 1 page 184
MORE TO EXPLORE
geography
monument in Yerevan picture, volume
1 page 185
Mount Ararat and Khor Virap monastery
picture, volume 1 page 184
Armenian Apostolic church
Armenia volume 1 page 185
Armistice (European-U.S. history)
WorldWar I volume 15 page 65
Armistice Day (holiday): see in index
Veterans Day
armor (protective clothing)
MAIN ARTICLE volume 1 page 186
MORE TO EXPLORE
ancient warriors picture, volume 15
page 9
European armor picture, volume 1
page 186
armor-piercing bomb (military technology)
bomb volume 2 page 104
Armstrong, Lance (U.S. cyclist)
MAIN ARTICLE volume 1 page 187, picture,
volume 1 page 187
Armstrong, Louis (U.S. musician)
MAIN ARTICLE volume 1 page 188, picture,
volume 1 page 188
MORE TO EXPLORE
jazz volume 7 page 16
Armstrong, Neil (U.S. astronaut)
MAIN ARTICLE volume 1 page 188, picture,
volume 1 page 189
MORE TO EXPLORE
exploration volume 4 page 174
Moon volume 8 page 180
space exploration volume 12 page 152
army (military force)
MAIN ARTICLE volume 1 page 189, picture,
volume 1 page 189
MORE TO EXPLORE
Spanish-AmericanWar picture, volume
12 page 157
Army, United States (U.S. military): see
in index United States Army, The
“Around theWorld in Eighty Days”
(book by Verne)
Verne volume 14 page 70
ARPANET (U.S. computer network): see
in index Advanced Research Projects
Agency Network
arrow: see in index bow and arrow
arroyo (dry streambed): see in index wadi
art
Renaissance volume 11 page 46
Artemis (Greek goddess)
MAIN ARTICLE volume 1 page 190
arteriole (anatomy)
cardiovascular system volume 3 page 39
arteriosclerosis (disease)
cardiovascular system volume 3 page 40
artery (anatomy)
cardiovascular system volume 3 page 38,
picture, volume 3 page 38
art exhibit (art show)
art show poster picture, volume 9
page 44
arthritis (bone and joint disease)
MAIN ARTICLE volume 1 page 191, picture,
volume 1 page 191
arthropod (animal)
animal volume 1 page 125
invertebrates volume 6 page 144
leg volume 7 page 124
prehistoric life volume 10 page 145
Arthur (legendary king of Britain)
Arthurian legend volume 1 page 193
Arthur, Chester A. (president of the
U.S.)
MAIN ARTICLE volume 1 page 191, picture,
volume 1 page 192
MORE TO EXPLORE
timeline volume 1 page 191
Arthurian legend
MAIN ARTICLE volume 1 page 193, picture,
volume 1 page 193
Articles of Confederation (U.S. history,
1781-89)
MAIN ARTICLE volume 1 page 194, picture,
volume 1 page 194
MORE TO EXPLORE
Continental Congress volume 3
page 192
state government volume 12
page 181
United States Constitution volume 14
page 32
artifact (archaeology)
archaeology volume 1 page 163
20 Arkansas BRITANNICA STUDENT ENCYCLOPEDIA
artificial fiber
fibers volume 5 page 16, picture, volume
5 page 17, picture, volume 13
page 28
textile volume 13 page 53
artificial gem (chemical compound): see
in index synthetic gem
artificial hip joint picture, volume 13
page 91
artificial intelligence
MAIN ARTICLE volume 1 page 195 rtillery
war volume 15 page 10
artistic gymnastics
gymnastics volume 5 page 174
art museum
museum volume 8 page 211, picture,
volume 8 page 211
arts, the
MAIN ARTICLE volume 1 page 196
MORE TO EXPLORE
communication volume 3 page 167
Hermitage picture, volume 1 page 196
Arts and Crafts movement
decorative arts volume 4 page 25
Morris wallpaper picture, volume 4
page 26
art therapy (medicine and psychology)
mental illness treatment picture, volume
8 page 101
Aruba (island in the Caribbean Sea)
Netherlands volume 9 page 38
Aryan (ancient Asian people)
Asia volume 1 page 204
Hinduism volume 6 page 57
India volume 6 page 124
Indus Valley volume 6 page 136
Iran volume 6 page 148
asana (Yoga position)
Yoga volume 15 page 93
Asante (people): see in index Ashanti
Asante (historical kingdom in Africa): see
in index Ashanti
ASAP (abbreviated phrase)
abbreviation volume 1 page 8
asexual reproduction (biology)
reproductive system volume 11 page 47
ash (tree)
MAIN ARTICLE volume 1 page 196, picture,
volume 1 page 197
ash (volcanic material): see in index volcanic
ash
Ashanti (people)
Ghana volume 5 page 111
Ashanti (historical kingdom in Africa)
MAIN ARTICLE volume 1 page 197, picture,
volume 1 page 197
Ashe, Arthur (U.S. tennis player)
MAIN ARTICLE volume 1 page 198, picture,
volume 1 page 198
Ashgabat (capital city of Turkmenistan)
MAIN ARTICLE volume 1 page 199
MORE TO EXPLORE
monument in downtown Ashgabat picture,
volume 1 page 199
Turkmenistan volume 13 page 115
Ashoka (emperor of India): see in index
Asoka
Ashur (ancient city in Iraq): see in index
Assur
Asia (continent)
MAIN ARTICLE volume 1 page 200
MORE TO EXPLORE
geography
mountains
Himalayas volume 6 page 54, picture,
volume 9 page 31
Karakoram Range picture, volume 7
page 50
Mount Everest volume 4 page 167,
picture, volume 4 page 167