52 FtSPEERSLOSS SETSGEERPTLASE SPECT TONSTIS Td Pa ae a eye . iM ie vee «= ery vet « fae Vv 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.