Pmb wrote:

This is weird. Take a look at page

http://foia.fbi.gov/bluebook/bluebook.pdf

Take a look at the year 1952 on page 4. There is a discontinuity in the
number of UFO sightings. Why? Was there some reason for a "frenzy" to happen
in that year but not the previous or following years?


Why is that on topic in this group??????

John Anderson