Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)

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No. of object sightings
2199
79
143
186
169
121
1501
100
-
t--
,-
,-
-
t--
Excellent
' ' ','
Good
-
----
Doubtful
------
Poor
----
,,,,
,,
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I
I
I
I
I
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I
I
I
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I
I
I
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I
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I
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I
' '
-
I
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,
---
-
----
' '',,
,,,
-
-
',',
-
---
' '
,
',
',
_,
',
-
---
r,
-
' ' '
-
' '
' '
-
'',
-
I
I
-
100
90
90
80
80
70
10
~ 60
60
C
cu u 50
50
...
N)
cu
(JI
a. 40
40
3011-
30
20It-
20
10i""
10
0 I
0
All years
1947
1948
1949
1950
1951
1952
FIGURE 9 DISTRIBUTION OF OBJECT SIGHTINGS AMONG THE FOUR SIGHTING
RELIABILITY
GROUPS FOR ALL YEARS AND EACH YEAR
A-74 87