23857122-1355-505297-0003

s a oe ~ . AF FORMRI2—PARTH i, APPROVED 1 JUNE 1948 LASSEN ON AIR INTELLIGENCE INFORMATION REPORT FROM (Agency) REPORT NO. Hq, WADF, Hamilton AFB Hamilton, Calif TR-1-53W LARS a ie So hiaee On 15 January 1953 at 1135 hours PST (19352), one Colonel Robert McNab, USAF, (Retired), appeared and was interrogated in the Office of the Director of Intelligence, Hamilton Air Force Base, Hamilton, California, stating he had observed an unidentified flying object. A tape recording of this interrogation was made and is forwarded with this report as inclosure #1. Information con- tained therein is as follows: Name and Address of Observers: (1) Colonel Robert McNab, USAF (Ret) Route #1, Box 237E Sonoma, California (2) Mr. Fay Hunter Federal Security Agency San Francisco, California Interrogated by: Captain BE. M. Johnson, USAF Public Information Office Headquarters Western Air Defense Force Hemilton Air Force Base, Hamilton, California 1. Description of Object: Shape; Unknown due to high altitude. Size: About the size of a pin-head held 2 feet from the eye. Color: Silvery, possibly due to reflection of sun against aircraft-type covering. Speed: Great speed. Estimated as 4 times the speed of a jet aircraft. Sound: Similar to sound of an F-86 at high altitude, with no change in tone or volume during man- euvers. Maneuvers: The object made three (3), 360° turns to the right taking 2 to 3 seconds to complete each turn. These turns were made at 5 second in- tervals still holding on the same course, It continued on and made an abrupt right angle (90°) turn to the right, followed 5 seconds later with an abrupt turn to the left which placed the object back on its original course, After this maneuver, the object slowed down to almost a stop and then accelerated to its previous speed, making this maneuver twice. The object then rose vertically and disap- peared from view. (The-observer stated that the object could possibly have been climbing NOTE: THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT, 50 U. S. C._— 31 AND 32, AS AMENDED. ITS TRANSMISSION OR THE REVELATION OF ITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHIBITED BY LAW. IT MAY NOT BE REPRODUCED IN WHOLE OR IN PART, BY OTHER THAN UNITED STATES AIR’ FORCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR OF INTELLIGENCE, USAF. 2 (CLASSIFICATION) 16—55570-1 yy U.S, GOVERNMENT PRINTING OFFICE : 1950-—-O-918332 Sy ae oe classification