Go (3 0018933 43 2.2. 2 Aircraft-Borne Samplers « « « e« 2.2.3 Discussion of Some Errors in Sampling. 49 Description of Field Operations 50 ... -« 50 54 57 2.321 Meteorology . ... +4 6+ «© © + 2.3.2 Koa Event er 2.3.3 Walnut Event . . 2. . 2 2 2 e 2. 3. 4 Oak 2.3.5 2.3.6 Rocket Development Work... Aircraft Samples... - + +--+ Evext eo e©«© ee se @ ._ e©« #8 @ 60 61 62 2.4 Particle Work . 64 2.5 Sample Avalysis and Rediechemical Procedures 2.6 Data Reduction . CHAPTER 3, 3.1 2 8 . RESULTS AND DISCUSSION “ ,e ¢ «@ « « « + 68 69 Discussion and Interpretztion of the Datz 3.1.1 3.1.2 3.1.3 3.2 ° Clsud Data Data Reliability 3,2.1 3.2.2 3.2.3 3.2.4 ee er ee Fallout Date . 2. 2. 2 - 2 + Combined Cilevd and Fetlovt . .. . 4 © e «+ *- © - Reliability of Samplizg + + + + + * + + - 69 . © + 6: . + :° ee + ee Farticle Fall Petes and Specific Activities 3.3 Comparison with Results of Previous Tests . 3.4 Effectiveness of lettruerneriziic CHAPTER 4 + - Cress Contaminetion cf Kea Semples Accuracy of Rediochemistry «+ - 0 - se CONCLUSIONS AND RECOMMENDATIONS 4,1 Conclusions 4.2 Recommend2tions omut-FE Serer iceaiigses =e? lf