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TO WHOM IT MAY CONCERN}
On the afternoon of Zebra test I received -word that the drone
planes were unusually active and that ons of the men who removed
filters had received 17 r units of radiatione
J requested a conference
on the USS BAIROKO with Commander VWinantts staff and Lt. Commander
Vendergrift who was the Head Monitor at Eniwetok for this test.
Vandergrift informed me that the Planes were unusually active
and that he realize that the participants were reaching their tolerances
before their work was completed. He stated that he so informed
who was in charge of the group and they both decided that the blood dosimeters which they were using were leaking because this particular instrument had done so in the paste
found that
Upon developing the film badges it was
had received a total of 17 r units.
However, the other
members of the party had received much less
1.5 9r
38 r
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506 ©
Two days later we received a wire from Dre Louis Hempelmann at Los Alamos
informing us that
_
had arrived back at Los Alamos
with swollen hands, also that
some reaction,
from Yoke test was also showing
J imnedietely sent for
~
and
and other members of their groups ~ blood counts were made on the entire
group and were normale
I questioned
There was no evidence of any lesions on their hands.
tho had participated in ell three tests and he informed
me that he hed observed
_
tearing off the filter papers with his
.
gloved hands instead of using the wire clippers that were supplied for this
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