I think Henk , means 2nd April 1944?? Not 4th of Feb??
MACR Date Aircraft AAF S/N Group Sqdn Pilot Fate
Number Type
3583 440402 B-17 42-30429 97 340
3586 440402 B-17 42-30343 97 342
3707 440402 B-17 42-31639 301 419 Shot down by fighters on mission to Styer, Austria. 3 KIA; 7 POW
3639 440402 B-17 42-3244 97
3887 440402 B-17 42-32013 99 347
3888 440402 B-17 42-32056 99 416
4197 440402 B-17 42-3144 301 Shot down by fighters on mission to Steyr, Austria. 10 KIA
4909 440402 B-17 42-32062 99 416
From
http://aviationarchaeology.com/src/M.../44AprMACR.htm and
http://www.b17database.de/