Cambridge
Ther. [Thermometer] FRI. [Friday] DEC. 16, 1910 [December 16, 1910] Wea. [weather] 
4 [degrees], 15 [degrees] Purdie's 70th Birthday Fine
Clear & cold with fresh N.W. [northwest]
wind. The snowfall last night
was light after all, probably not
much more than an inch.
Heard a Crow, a Blue Jay & a Chickadee
in the Garden.
  Spent day in Museum working 
on Introduction to Umbagog. Wrote 
about Pickerel & Bull Frogs.
C. [Caroline Brewster] copied several pages for me
She works regularly Tuesday &
Friday forenoons. She & I went
to the Batchelders' this eve. to
 Purdie's 70th Birthday surprise party.
First we had an elaborate dinner
with Sage, George, Walter & Mary Deane,
Evelyn Purdie & Henry Purdie. At
about 8 invited guests began coming.
By 9 their home was crammed, possibly
70 in all. It all went finely & 
Purdie seemed very pleased.
Cambridge
Ther. [Thermometer] SAT. [Saturday] DEC. 17, 1910 [December 17, 1910] Wea. [Weather]
6 [degrees] Fine
Clear & cold with fresh N.W. [northwest]
wind.
Heard a Chickadee, a Golden crest 
a Blue Jay and a Crow, in
the Garden.
  Spent entire day in the
Museum composing new matter
for my "Introduction". Wrote
a page or two more about 
Pickerel & Bull Frogs.
  C. [Caroline Brewster] & E.R.S. [Elizabeth R. Simmons] went in town
at noon & I had luncheon 
by myself. In the evening
we read a poorish detective
story "Frances Baird". I read
for an hour or more in my den
after the others had gone to bed.
To-night I shall begin Dick
Dana's book about his father which
I got to-day.