TABLE 3¢ TOTAL GAMMA AND ZR-95 CONCENTRATIONS G9 - ITI ALTITUDE 13.7 KM SAMPLE NOQ. FLIGHT NO. DATE TIME LAT. ONG. VOL. OF AIR {100 SCM) GROSS GAMMA/ M/100 SCM COUNT DATE ZR-95 2623 286 10/14/69 1524-1551 468-495 67W- 6TW 6616 : 2624 286 10/14/69 1552~1610 49$-515 67W- 67W 3096 515. 530. 11/18/69 11/18/69 83 ag A:CDUNTING ERROR IS 20-50 PERCENT B>COUNTING ERROR [S$ 51-100 PERCENT P2IDATA SUSPECT PC/100 SCM *INOT DETECTABLE IN OCTOBER 1969