Wibaet to Ill. Tremendous )-4 Secondo ._ IMT HYD& PIJt:ftiC ICM nNID ltJBJiCJ!e UDidentltied Aircraft OoaundinR Oenerttl wrtgbt-P~tterson Atr Force Base D.Jton, Obio Aft'HI 1101 1. In OOIIPlianoe with letter, Department ot the Atiiit QSUSA., OSQID 452.1, dated ~ Uero!i 1948, aubjeote Unconventional Aircratt, control n-.r A-1917, tbe tollowlng intone ttcn received trom the Firth 11"117 Repone' Ottioe, Obioago, Illinoia, ia tozArde4 Illinois, was intez'vi subetancel At 2045 hours on the night or and his wite were seated !n their parked oar or LAke Michigan just south ot tte Beach 1n Washington Park, WU11ette, Illinois, when Ira. the doctor' attention to a strBnge object !n the k7 over the lake. The object was south at treendoua rAte or speed and at first Dr. tht it was a 'ahooting atar. Wb~le watching realised that the object waa not a atar but appeared to be type ot aircratt. The object .,.s 'elliptical' ahcped appl'Oximate}7 ~ to 100 teet 1n diaeter and ~peared to be trayeling on a aet courae 6 to 8 miles troa shore. Tbe object waa tr. eight tor three or tour aeoonds ~ traveled 50 or 60 aUea 1n that tiM. Altitude wae eati-ted as 25 degrHI abowe the horizon. \'lben last seen the object had changed ooarae and was heac!ed out over the lake. The ob,1ect nuoreeced with a pink hue. The night ot the UNIDENTIFIED AIRCRAFT was alao w1 tneaaed b7 the ts ot a onr bearing a 1950 Illinois license plate nwaber 2. Reference paragraph 2, letter trom this office, .ALJI'QB-I, Subj, i'ly1ng Saucer," 25 April 19SO. Request intormaticn aa to continuance ot ot this type or information. rat THE CCJA'AlfDINO O~!ERAII UNCLASSIFIED l.-l R P. BFI.L r Colonel, QSC AO ot s, Q-2