B
bicycle wheel, 13
building, 9, 14
bridges,9, 13
C
Chicago, Illinois, 10
college, 9
F
Ferris wheel, 5, 17, 18
first Ferris wheel, 14
G
growing up, 6
L
lightbulbs, 18
N
Nevada, 6
New York, 9
P
Pennsylvania, 8
R
ride, 13, 17
S
school, 9
spokes, 13
T
train tracks, 9
W
waterwheel, 6
world’s fair, 10, 18