il yw HARDTACK PHASE I (DAYS 300-404) O ° MEAN DAILY ACTIVITY INGESTION RATE , nCi dq Figure 14 65, IS7o I - rile ay ay mm a 2000 4000 6000 8000 i0000 DAYS POST RETURN BEGINNING JUNE 1957 Fig. 14 Adult Mean Daily Activity Ingestion Rate for 1370, and 8508 at Rongelap Referenced to Mid-1957 27