KELLOGs
LARSER s

Would you define the casiun?

That ie practically all of the GI tract to the rabbit. The
biologists object to calling it the GI tract. Now the
Tigures Y an putting on the board are disintegrations

mincte, per 100 milicraza of ash.

VOICEs

What was the initial date?

LAKSENs

It was Warch 4, I believe, Sinse we weren't such good
itrg

{chart should be used here)

previous work hag ell been head shots,

bu \

markanen in September '51, I couldn't sample lungs.
If you are

with a larger bomb and more activity drops down here
activities are going to go up, but thay still hold that

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general picture. If you plot the decay curves off say ff
example}/the activity here and of this sample you would

told or mentioned to ne as sbout 32 days.I have sone
things that, if I may back up to what we were talking «

this morning on particle sises. It applies to what we are

observing here in the lung. We were able to deteraine onle few
of our air sazplers this tine the actual particle sige

en the air path.

This was done by a tecimique that ve

© was

trhed

to adapt to turbidimetric size adigsis on the actual mauhiene

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