Doctor and patient with prosthetic arm.

Chair designed to test stability on moon flights; in motion with man on it.

Scientists observing 60-foot antenna of the satellite command and telemetry station at Applied Physics Laboratory.

Portrait of Kepple at approximately 50 years old.

60-foot antenna of the satellite command and telemetry station at Applied Physics Laboratory.

Portrait of White, a Trustee, at approximately 60 years old.

Portrait of Turnbull at approximately 65 years old.

Portrait of Lenher.

Portrait of Janney at approximately 45 years old.

Portrait of Hutzler at approximately 50 years old.