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Project 23.2 - Cloud Photography - H. F. Grier
D. Berkowitz
Approximete measurements on 7Omm cloud camera film indicates the
following cloud dimensions at statilization, roughly six minutes after zero
tine:
Height above cloud horizon
& ,000 feet
Top of clouds
10,000 feet
Cloud error
12,000 feet
Height of cloud
82,000 feet
Dianeter
100,000 feet
The "cloud error” is due to measuring from the cloud horizon rether than
from where the stem pops out of the clouds.
Mensurenents were made on film #36442 exposed in cloud camera #6 in
elreraft #7135.