The Apollo Laser Ranging Retro-Reflector, 1969. by NASA at Science and Society Picture Library
How Do You Solve a Moon Mystery? Fire a Laser at It - The New York Times
The Apollo 15 Lunar Laser Ranging RetroReflector | NASA
MoonLIGHT: A USA–Italy lunar laser ranging retroreflector array for the 21st century - ScienceDirect
The Apollo 14 retro-reflector on the moon. | Download Scientific Diagram
Laser ranging retro reflector. Apollo 11 mission, first landing on the moon, july 1969, Stock Photo, Picture And Rights Managed Image. Pic. GXC-JMH-A11-100188 | agefotostock