◆ SpookStack

Approved For ease 2004/03/26 : cia-RDP81R0056MMB00100040001-7 meron Cada ae in bright sunlight, the apparent motions, sizes and brightnesses of the objects were considered strongly to suggest birds, particularly after the Panel viewed a short film showing high reflectivity of seagulls in bright sunlight. ec. P.I.L. description of the objects sighted as “circular, bluish-white" in color would be expected in cases of specular reflections of sun- light from convex surfaces where the brilliance of the reflection would obscure other portions of the object. d. Objects in the Great Falls case were believed to have probably been aircraft, and the bright lights such reflections. e. There was no valid reason for the attempt to relate the objects in the Tremonton sighting to those in the Great Falls sighting. This may have been due to misunderstanding in their directive. The objects in the Great Falls sighting are strongly suspected of being reflections of air- craft known to have been in the area. f. The intensity change in the Tremonton lights was too great for acceptance of the P.I.L. hypothesis that the apparent motion and changing 7 Approved For Release 2004/03/26 : CIA-RDP81R00560R000100040001-7