CIA-UAP-015, Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)

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Ihave been familiar objects. However, the resolution of this question with
any degree of certainty appears to be impossible.
IThus, out of the 434 OBJECT SIGHTINGS that were identified as.
UNKNOWNS by the data reduction process, there were only 12 that were
described with sufficient detail that they could be used in an attempt to Iderive a model of a "flying saucer". The following is a summary of the 12
good UNKNOWN SIGHTINGS: I
Case I {Serial 0573. 00) I
Two men employed by a rug-cleaning firm were driving across a
Ibridge at 0955 hours on July 29, 1948, when they saw an object glide across
the road a few hundred feet in front of them. It was shiny and metallic in
construction, about 6 to 8 feet long and 2 feet wide. It was in a flat glide Ipath at an altitude of about 30 feet and in a moderate turn to the left. It was
seen for only a few seconds and apparently went down in a wooded area,
although no trace of it was found. I
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6' to 8' I
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1-1/2' X 2' I
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ICase II {Serial 4508. 00)
A naval aviation student, his wife, and several others were at a I
These are round cups which protrude
drive-in movie from 2115 to 2240 hours on April 20, 1952, during which
time they saw several groups of objects fly over. There were from two to
Inine objects in a group and there were about 20 groups. The groups of
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