Trudy E. Bell
· 18 obras en el catálogo
Obras
Bicycling with children
Closeup
The best bike rides in Delaware, Maryland, Virginia, Washington, D.C., and West Virginia
2000
The best bike rides in the Mid-Atlantic
1994
The best bike rides in the Mid-Atlantic states
1997
Comets, meteors, asteroids, and the outer reaches
2003
Earth's journey through space
2008
The essential bicycle commuter
1998
The Great Dayton Flood of 1913
2008
The inner planets
2003
Technologies for the handicapped and the aged
1979
Trudy E. Bell's bicycling around New York City
1994
Upward, status report and directory of the American space interest movement, 1984-85
1985
Weather
2007
Science 101
2007
The sun
2003