28929969.pdf

UNCLASSIFIED

Incident #71

ATIC No. _____________________________________________________________________________________________________________________________________________________________________________________________________
DATE OF UNIT 8 or 9 Oct 47
AF NO. _____________________________________________________________________________________________________________________________________________________________________________________________________________
LOCATION Las Vegas, Nevada
REPORT NO. _______________________________________________________________________________________…

With 194 incidents thus eliminated, there remain thirty-four which contain some evidence but have no apparent ready explanation. This statement is true only under the assumption that the evidence is accepted as reliable and accurate. When psychological and physiological factors are taken into consideration, all of these incidents can be explained rationally, as pointed out by Rand Corporation and in "Witts of Air Material Command Aero-Medical Laboratory (see "C")".

Air Material Command Aero-Medical Laboratory (W. P. C. 212 Incidents considered)

There are sufficient psychological explanations…

Incident No. 71 — 8 or 9 October 1947, daytime, Las Vegas, Nevada.

An Air Force Reserve pilot reported observing a trail appearing high in the sky at an estimated speed of 400-1000 MPH. The object producing the trail was not visible. The trail was white as a cloud, and dissipated in fifteen to twenty minutes. The object proceeded in a straight line, then it made an approximately 180° turn of radius five to fifteen miles, and proceeded away toward the direction of first appearance. The weather was described as "almost cloudless."

AMC Opinion: It is difficult to understand why this individual …

UNCLASSIFIED

Incident #71 -- Las Vegas, Nevada -- 8 or 9 October 1947
(Supercedes interim report of 2/14/45)

In everything except the course flown, the description given here answers to that of a fireball. The course indicated in this incident, however, appears almost fatal to such a hypothesis. No fireball on record, to this investigator's knowledge, has been known to turn back on itself. Daytime fireballs have been observed, however, that were invisible save for a marked white cloudlike trail.

Most fireballs pursue essentially straight courses, and, in fact, apparent deviations are often …