1910
June 10 [July 10]
(No 4)
[July 10, 1910]

I found to day that several which I had thought
dead were leafing out again. In some parts of 
the woods the tender green & salmon tints of the
numerous unfolding leaves suggested early spring.
If the trees recover extensively the worst may now be
over for I found that the gypsy caterpillars were
dead or dying by billions, of the "wilt" or "moth cholera".
In some of the worst devastated woods I
failed to discover, after long & confined search, a
single living and obviously healthy caterpillar
and in most places that I visited the mortality
exceeded 75% and often reached 85 [percent] to 95 [percent].
The only woods where healthy caterpillars were at
all numerous were in those which have
not yet been excessively infested and in those where
I sprayed everything last month. Among the former