Project Blue Book File on Tremonton Film, Utah, 1952

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Appendix I II
Sequence
Frame Number
Number of
Approx time of
Sky Color
Number
Start
Finish
Frames
Seq. in Seconds
1
0
160
160
10
Light
2
161
386
225
14
Light
3
387
700
313
19 1/2
Dark
4
700
970
270
17
Dark
5
970
1010
4o
2 1/2
Dark
6
1010
1080
70
4 1/2
Dark
7
1080
114o
60
4
Dark
DECLASSIFIED Authority NND 923007