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representatives, it was considered advisable to include coliective
protectors in the larger Corps of Fngineers! dug-outs,
Lr. Bernard
Siegel of the Chenical Corps, Edgewood Arsenal was given responsibility
for this collective protector program, and it was considered desirable
that he also take over the cascade impactor project at Fniwetok.
In
the meantime Mr, Lanier and others at Edgewood proceeded with the
mamfacture and calibration of the cascade impactors,
Aerial Crater Survey.
On 27 October 1947 the Bureau of Aeronautics requested approval
of a project to measure the contamination of the crater by means of
aerial survey.
This was initially turned down as being impractical,
but after discussions among Commander Bliss, Buder, Colonel Cooney,
Captain Russell, and Dr. Scoville it was agreed that such a survey
could be made and would be desirable in the interests of radiological
safety.
This experinent was therefore incorporated in the projects
assigned to the Radiological Safety Group,
Arrangements were made
to obtain a C-47 on ZERO day and a helicopter on later days for use
on this project.
This project was of special interest to Lt, Comir,
Elmer R. King, MC, USN, of the Bureau of Medicine and Surgery, who
had been largely instrumental in the planning of this experiment and
who would play the principle role in executing it,
Gamma Radiation Exposure,
.
One of the most important projects under the cognizance of Task
-
Group 7.6 was the measurement of gamma radiation in the open and in
shielded positions.
The only feasible method of making these measure-
ments on a large scale was by means of film badges.
These had been
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