The sign by the Lunar Orbiter test article. It reads
The mission of the the Lunar Orbiters was to photograph the Moon to aid in the
selection of landing sites for Apollo astronauts. Five Lunar Orbiters were
launched in 1966 and 1967. They photographed about 95 percent of the Moon's
surface - more than 36 million square kilometers (14 million square miles).
The photos were converted to electronic signals and transmitted to Earth.
The Lunar Orbiter exhibited here was used for ground tests.
||1.7 m (5 ft 6 in)
||1.5 m (5 ft)
||5.6 m (18 ft 6 in)
||390 kg (860 lb)
||Boeing Aerospace Co.
Transferred from the National Aeronautics and Space Administration
The Lunar Orbiter test article is NASM catalog #A19700318000.
A Lunar Orbiter engineering
model is also displayed by the Virginia
Air & Space Center.