p.2

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could give one as to localities [&c?] would
be very gladly received. I hope to make
two or three more visits so [that?] [region?] this
fall. Begging your indulgence
for thus trespassing upon your time

I remain

Yours [illegible]

Roland Irving
Prof. Geology and Metallurgy
Univ. of Wis

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of ascertaining if or any other
person has ever been able to
find a junction between
the Potsdam Sandstone & the
Quartzite. I would like
very much to have your
opinion as to the age of
[Hencks?]. As far as I
can see they are undoub
tedly older than the Pots-
dam, but I don't feel
satisfied that I have
collected all the evidence.

Any information you