FIGURES
1.1 Graph of gamma exposure versus distance for a one-kt
surface burst------------------------- ee ee ee ee 15
2.1 Schematic diagram showingthe basic circuit for the
Conrad and Gustave detectors- -------------~----------2.2 Graph showing a typica! calibration curve for the Conrad
detectors -----------~---+----- re eon eee eee
2.3 Graph showing typical calibration curves for the Gustave
detectors -----------+--- ret re ee ee eee
2.4 Energy dependence of Gustave [ detector normalized to Co”
energy (1.25 Mev), dose rate 100 r/hr--- ----------------2.5 Schematic diagram showing the photomuitiplier feedback
circuit of the initial-gamma detector svstem----------------
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3.1 Residual exposure rate within blast shieid versus time for
Shot Zuni; Station 221.03, range 68,600 feet ----~----------- 29
3.2 Unshielded residual exposure rate versus t.me for Shot
Zuni; Station 221.06, range 70,900 feet--------------------
30
3.3 Residual exposure rate versus time for Shot Zuni;
Station 221.01C, range 10,300 feet-- --------------------- 30
3.4 Unshielded residual exposure rate versus time for Shot
Zuni; Station 221.02C, range 43,400 feet------------------- 31
3.5 Unshielded residual exposure rate versus ‘ime for Shot
Zuni; Station How, range 78,000 feet --~------~+---~-------- 31
3.6 Unshielded residual exposure rate versus time for Shot
Flatheud; Station 221.01, range 45,800 feet- ----~-----------
32
3.7 Residual exposure rate within blast shield versus time
for Shot Flathead, Station 221.04, range 7,750 feet------------ 32
3.8 Residual exposure rate within blast snield versus time
for Shot Flathead; Station 221.05, range 10,745 feet ----------- 33
3.59 Residual exposure rate within blast shield versus time for
Shot Flathead; Station 221.06, range 14,920 feet- ------------- 33
3.10 Unshielded residual exposure rate versus time for Shot
Flathead; Station 221.06, range 14,920 feet-----------+------
3.11 Unshielded residual exposure rate versus time for Shot
Flathead; Station 221.04C, range 70,000 feet ---------------3.12 Unshielded residual exposure rate versus time for Shot
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Navajo; Station 221.01, range 46,300 feet ~----------------- 35
3.13 Residual exposure rate within blast shield versus time for
Shot Navajo; Station 221.08, range 7,922 feet---~------------- 35
3.14 Residual exposure rate within blast shield versus time for
Shot Navajo; Station 221.04, range 10,700 feet---------------
3.15 Residual exposure rate within blast shield versus time for
Shot Navajo; Station 221.05, range 13,170 feet --------~-----3.16 Residual cxposure rate versus time for Shot Tewa;
Station 221.01, range 28,950 feet- ~--------------------073.17 Residual exposure rete within blast shield versus time for
Shot Tewa; Station 221.03, range 17,550 feet----------~-----3.18 Residual exposure rate within blast shield versus time for
Shot Tewa; Station 221.04, range 22,220 feet---------~-----10
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