Spangenburg, Ray
No biography available.
Works (50)

Carl Sagan
2004

The history of science from 1946 to the 1990s
1994

Wernher von Braun
1995

Niels Bohr
1995

Propaganda

Modern science, 1896-1945

Barbara McClintock

The rise of reason
2005

Artificial satellites

The history of NASA

The history of science from 1895 to 1945
1994

Disease fighters since 1950

A look at Mars

Science frontiers, 1946 to the present
2004

A look at Saturn

Space exploration
1990

The story of America's bridges
1991

If an asteroid hit Earth
2000

Savvy surfing on the Internet

Eleanor Roosevelt
1997

Space people from A-Z
1990

Civil liberties
2005

The story of air transport in America
1992

Science and invention
1997

The birth of science
2004

Living and working in space
1989

The history of science in the nineteenth century
1994

The story of America's tunnels
1993

Literature and the arts
1997

The history of science from the ancient Greeks to the scientific revolution
1993

Venus

African Americans in science, math, and invention

Early settlements
1998

The American Indian experience
1997

The crime of genocide
2000

Opening the space frontier
1989

The age of synthesis

The story of America's railroads
1991

Onboard the space shuttle

Political and social movements
1998

African Americans in science, math, and invention

The story of America's canals
1992

The history of science in the eighteenth century
1993

The story of America's roads

A look at Venus

Mercury
2001

The story of America's roads
1992

Educational software
1984

The life and death of stars

Georgia O'Keeffe