Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)
CIA-UAP-015 · page 32 of 312
Text
This text came with the file. It may have mistakes. When the text and the image disagree, the image is right.
30 20 10 0 10 20 30 I I I I I I I I I I I I Unknown I All years I I 1947 I I 1948 I 1949 I 1950 I 195 I I 1952 I Other Astronomical I All years I 1947 I I I 1948 I I 1949 I I 1950 I 1951 I I I 195 2 I. Aircraft I All years I I 1947 I I 1948 I I 1949 I I 1950 I I 195 I I I 195 2 I Balloons All years I I 1947 I 1948 I I 1949 I I 1950 I I 195 I I I 195 2 I I lnsuf. info. I All years I 1947 I 1948 I 1949 I 1950 I 195 I I 195 2 All years I 1947 1948 I 1949 1950 195 I 1952 I 30 20 10 0 10 20 30 I Certain Per Cent Doubtful FfGURE 6 DISTRIBUTION OF OBJECT SIGHTINGS BY CERTAIN AND I I I DOUBTFUL EVALUATIONS FOR ALL YEARS AND EACH YEAR A•7414 22