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This image contains all the information on the document. WASH 7 FROM NEWARK 9-20-51 URGENT /UNCONVENTIONAL. AIRCRAFT OBSERVEDSEPTEMBER TEN AND ELEVEN, et? 2 ONE IN VECLNITYEFT. MONMOUTH, Nue INDIC. ON SEPTEMBER TWENTY IN- ibe STANT, ANDREW Jo/REID, G-TVO_FT. MONMOUTH, NJ, PROVIDED FOLLOWING RES PORT OF UNCONVENTIONAL AIRCRAFT OBSERVED BY RADAR AT ABOVE AMY INSTALLATION. QUOTE ON SEPT. TEN, FIFTYONE, AN AN/MPG DASH ONE RADAR SET PICKED UP_A FAST MOVING LOW FLYING TARGET, EXACT ALTITUDE UNDETER- MINED AT APPROXIMATELY ELEVEN TEN AeMe, SOUTHEAST OF FT. MONMOUTH AT A RANGE OF ABOUT TWELVE THOUSAND YARDS. THE TARGET APPEARED TO @ APPROXIMATELY FOLLOW THE COAST LINE, CHANGING ITS RANGE ONLY SLIGHTLY BUT CHANGING ITS AZIMUTH RAPIDLY. THE RADAR SET WAS SWITCHED TO FULL AIDED AZIMUTH TRACKING WHICH NORMALLY IS FAST ENOUGH TO TRACK JET AIR- CRAFT, BUT IN THIS CASE WAS TOO SLOW TO BE RESORTED TO. TARGET WAS LOST IN THE N.E. AT A RANGE OF ABOUT FOURTEEN THOUSAND YARDS. THIS TARGET ALSO PRESENTED AN UNUSUALLY STRONG RETURN FOR AIRCRAFT BEING /~ COMPARABLE IN STRENGTH TO THAT USUALLY RECEIVED FROM A COASTAL SHIP. THE OPERATOR INITIALLY IDENTIFIED TARGET AS A SHIP AND THEN REALIZED THAT IT COULD NOT BE A SHIP AFTER HE OBSERVED ITS EXTREME SPEED. SEPTEMBER TEN, FIFTYONE, AN SCR FIVE EIGHT FOUR RADAR SET AT THREE FIFTEEN PM TRACKING A TARGET WHICH MOVED ABOUT SLOWLY IN AZIMUTH NORTH > ECORK . EXTREMELY UNUSUAL ELEVATION ANGLE. OF A =— - OF FT. MONMOUTH AT A RANGE OF ABOU stile THOUSAND ZABDS,, AT THE ah 1% RTEE RED FIFTY MILS, Sy Q 124 (195 APPROXIMATELY NINETYTHREE THOUSAND abaiigne. 8 ON SEPTEMBER ELEVEN, _ FIFTYONE, TWO SCR PAVE EIGHT FOUR RADAR SETS AT TEN FIFTY A.M. PICKED <2 UP_THE SAME TARGET NORTHEAST OF FT, MONMOUTH AT AN ELEVATION ANG) 2ND_OG. PAGE .ONE