BB SIGHTINGS - 1956 - BY MONTH

NARA-PBB1-140 - January Sightings
NARA-PBB1-141 - February Sightings
NARA-PBB1-142 - More February Sightings
NARA-PBB1-143 - March Sightings
NARA-PBB1-144 - April Sightings
NARA-PBB1-145 - May Sightings
NARA-PBB1-146 - June Sightings
NARA-PBB1-147 - July 1-19 Sightings
NARA-PBB1-148 - July 20-31 Sightings
NARA-PBB1-149 - August 1-9 Sightings
NARA-PBB1-150 - more August 1-9 Sightings
NARA-PBB1-151 - August 10-18 Sightings
NARA-PBB1-152 - more August 10-18 Sightings
NARA-PBB1-153 - August 19-30 Sightings
NARA-PBB1-154 - September 1-12 Sightings
NARA-PBB1-155 - September 13-30 Sightings
NARA-PBB1-156 - October 1-14 Sightings
NARA-PBB1-157 - October 15-30 Sightings
NARA-PBB1-158 - November 1-11 Sightings
NARA-PBB1-159 - November 12-30 Sightings
NARA-PBB1-160 - December Sightings