Cambridge.
Ther.  [Thermometer] TUES. [Tuesday] JAN. 4, 1910 [January 4, 1910] Wea. [Weather]
20 [degrees] max
-3 [degrees] min
Clear
Clear & intensely cold with
strong N.W. [northwest] wind. The wind
blew a furious gale last night.
Spent day in Museum
devoting most of it to preparing
the 14th supplement by A.O.U.
Check List [Fourteenth Supplement to the American Ornithologists' Union Check-List of North American Birds] for inserting its various
items in their proper places in
my interleafed copy of the Check
List. It is tedious work.
In late P.M. I had a call from
a Mr. Horton of Lexington.
He came to consult me about
methods of dealing with Browntail
& Gypsy Moths on behalf of his town.
He is very intelligent & I liked him.
E.R.S. [Elizabeth R. Simmons] took tea at the Haywards
& I had mine alone in the Den.
Sat with C. [Caroline Brewster] for an hour after it.
No birds noted to day.
Cambridge - Boston
Ther. [Thermometer] WED. [Wednesday] JAN. 5, 1910 [January 5, 1910] Wea. [Weather]
-6 min
+20 max
Cloudy
Early morning very cold my registering 
thermometer on back piazza standing at 0 [degrees]
at 8 A.M. & recording -6 for last night.
Temperature rising slowly through day
with light snowfall in afternoon.
Spent forenoon in Museums pasting
slips cut from Fourteenth Supplement into
my interleafed copy of A.O.U. Check List.
To Boston at 3.30 P.M. to attend
meeting of Aud. Soc. Directors [Massachusetts Audubon Society directors] at
Mrs. Cabots. There were only nine
present Mrs. Cabot, Miss Kimball,
Miss Hall, Miss Richards, Field, Allen, 
Hoffmann, Forbush & myself. We
discussed new legislation contemplated
by Forbush & Field & voted to support 
it, as outlined in M.S. they read.
Got home at 7 P.M. Saw a 
Blue Jay & 2 Flickers in Jungle.
Back Bay Basin & River above [?] frozen.