(Oct. 27 1976) Controllable Twist Rotor, 40x80 Foot Wind Tunnel at Ames Research Center, model With John Bolt.

Aerial of Ames: Army Aeromechanics Lab and 7x10ft#1 W.T. , and 7x10ft#2 W.T.

Hans Mark, Ames Director meets and greets visiting Congressman Lou Frey & Congressman Don Fugua

Aerial of Ames: N-243 (Flight and Guidance Simulation Laboratory) and N-243A (Simulation Equipment) houses the Vertical Motion Simulator (VMS) and the Crew Station Research Development Facility (CSRDF)

At Dr Hans Mark; Ames Director 1969-1977 farewell party are (left to right) Alan Chambers, Dale Compton, Jack Boyd, Hans Mark, Lloyd Jones, and John Dusterberry.

NASA Ames Research Center, Moffett Field, CA aerials: Two 7x10 Foot Wind Tunnels N-215 and N-216 (with composite title)

3/4 lower front view of Controllable Twist Rotor (CTR) test of 4 blade helicopter model. Pictures with Ben Mandwyler Andy Lemnios, John McCloud (wheel chair), in 40x80 foot wind tunnel. Small flaps on rotor blades.

3/4 lower rear view of Controllable Twist Rotor (CTR) test of 4 blade helicopter model. Pictures with Ben Mandwyler Andy Lemnios, in 40x80 foot wind tunnel. Small flaps on rotor blades.

Cessna 402 cockpit

Cessna 402 cockpit

NASA Ames Research Center, Moffett Field, CA aerials: Two 7x10 Foot Wind Tunnels N-215 and N-216 (with composite title)

Portrait: Harold P. 'Chuck' Klein

N-218 aerial view of the Ames 14ft Transonic Wind Tunnel (demolished in 2008)

Jack Boyd in his office

3/4 lower front view of DC-9 lift/cruz fan transport model. Pictured with Eloy Martinez (left, mechanic) Leo Hall (right, engineer).

NASA Ames Research Center 14-foot Transonic Wind Tunnel