40mi NOf Cape Blanco reported close encounter — November 1947

Obtained Apro-il-may-june-july-aug-sept (64%) Air Material Command Appraisal of Incidents (See 212 incidents considered) There are sufficient physiological explanations for the unexplained flying exlanations to provide a plausible explanation for most of them, the job is big, the problems inherently are diffi- cult to solve mainly from inability to estimate speed, distance, size. One witness saw most of that in. (Additional, 171), not were distributed without pattern throughout the United States.