The ENIAC computer at work Slide Rule Slide Rule Up Close Vacuum Tubes Propeller Plane for Cross Country Travel Rotary Dial Phone Animation of Re-Entry Diagram of Control Panel Control Panel Capsule Interior On the Assembly Line Mercury Capsule Exterior Original 7 Astronauts Centrifuge for Astronaut Training Centrifuge Astronaut Entering the Centrifuge Astronaut in the Centrifuge Capsule Astronaut Cooper Preparing for Training John Glenn in the Capsule Astronaut Carpenter Training in the Capsule Astronauts Check Out Their Body-Molded Couches to Use in the Capsule John Glenn entering his capsule on the launch pad. Mercury on the Launch Pad Redstone Rocket Alan Shepards capsule is launched on top of a Redstone Rocket. John Glenn is launched atop an Atlas rocket. Mercury Launch Complex at Cape Canaveral Atlas Rocket and Capsule for Gordon Coopers Mission Mercury 5 Pre-Launch Activities