NASA: The First 50 Years of Manned Spaceflight

History of the Manned Space Flight Program

The history of the first manned space flight

Freedom 7 - America's First Manned Spaceflight

Astronaut Training | Project Mercury: America's First Manned Space Program | NASA Documentary Film

Project Mercury: The First Americans in Space

The Mercury Program: America's First Seven Astronauts

America's First Manned Spaceflight 'Mercury Seven' | Apr 9, 1959 | Today In History

Skylab, America's First Manned Space Station

60 years since America's first manned space flight: U.S. Space and Rocket Center celebrates

NASA Project Mercury: 1960's Manned Spaceflight / Space Documentary S88TV1

Manned Space Flight: A Congressional Presentation (1962)

America's First 'First' in Space

May 5th, 1961: The first American space flight

America’s first astronaut launch in 9 years: How did we get here?

Project Mercury: The First Human Space Flight By The US | Trajectory

America's First Two-Person Spaceflight | Launch of Gemini III | March 23, 1965

America in Space - The First Decade

Manned Space History | The Flight of Aurora 7 | May 24 1962

The Mercury Program: America's First Leap into Space 🌠#MercuryProgram #NASAHistory