Summary of Sightings of Unknown Aerial Phenomena, Reported
by the 17th District Office of Special Investigations, Kirtland AFB,
New Mexico.
March 11, 1950, Holloman AFB, NM. OSI Case 190
1:00 am. A ping-pong ball-like
object about 50 mile range was observed moving west in a straight
flight and in a slight descent by an air provost marshall. Colors
changed from light orange to blood red to amber to light green over
5-minute period.
Page ID (PID) : NARA-PBB91-381
Collection : NARA Blue Book
Roll Description : Project Blue
Book Roll 91
Frames 381 - 383