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[Left Page]

Prof. R. Irving
Oct 22 1871

[illegible] Oct 24.

[Right Page]

Madison Oct 22nd 1871

Dr I. A. Lapham

Sir- I have
lately been making a study
of the Devil's Lake [illegible] region
I am anxious to know what has
been done by previous investiga-
tors in that field & as far as I
can ascertain you are [illegible]
[illegible] the one who knows much
about the place - I
therefore take the liberty of [illegible]
[illegible] to you for information
[illegible] especially [illegible]