BB SIGHTINGS - 1958 - BY MONTH
NARA-PBB1-191 - January 1-10 Sightings
NARA-PBB1-192
- January 11-31 Sightings
NARA-PBB1-193 - February Sightings
NARA-PBB1-194 - March Sightings
NARA-PBB1-195 - April 1-5 Sightings
NARA-PBB1-196
- April 6-30 Sightings
NARA-PBB1-197 - May Sightings
NARA-PBB1-198 - June Sightings
NARA-PBB1-199 - July 1-15 Sightings
NARA-PBB1-200
- July 16-31 Sightings
NARA-PBB1-201
- August 1-11 Sightings
NARA-PBB1-202
- August 12-31 Sightings
NARA-PBB1-203
- September 1-16 Sightings
NARA-PBB1-204
- September 17-30 Sightings
NARA-PBB1-205
- October 1-13 Sightings
NARA-PBB1-206
- October 14-31 Sightings
NARA-PBB1-207
- November Sightings
NARA-PBB1-208
- December Sightings