Concord
Ther. [Thermometer] FRI. MAY 12, 1911 [Friday, May 11, 1911] Wea. [Weather]
Fine
Sunny but densely hazy. The
warmest day thus far, with light
southerly winds. Everything drying
up. River down to almost its lowest
summer level. Cultivated land like a
bed of sand or ashes. No seeds [?].
Arrivals. - Red-eyed Vireo 1 [in full song] (B. H.) [Ball's Hill]
Blackburnian Warbler 1 [in full song] (Pine Ridge)
Great-crested Flycatcher 1 [in full song] (Farm)
Warbling Vireo 1 [in full song] (W. Bed.) [West Bedford]
  Spent most of day at Ball's Hill.
Wrote letters, rambled about in the woods
looking for birds, - watered wild flowers
& supervised work of Pat & Jerry
who finished the wall etc. 
  Walked to Farm at 6 & back at 7 P.M.
Lots of birds everywhere & most of them
singing all day long. No northern 
migrants except a few Yellow rumps [Yellow-rumped warbler]
Had 3 pp. letter from Col. Roosevelt.
[margin]Gypsey moth [gypsy moth] larvae hatching by myriads & [?] the trees![/margin]
Concord
Ther. [Thermometer] SAT. MAY 13, 1911 [SAturday, May 13, 1911] Wea. [Weather]
Fine
Small bird wave of -                                                  
north-bound migrants.
Clear & very warm with fresh W. [west] wind up to
4 P.M. when wind changed to N. [north] & it got cool.
Arrivals: - Black & Yellow Warbler 1 [in full song] (B.H.) [Ball's Hill]
Black-poll Warbler 1 [in full song] (F.) [Farm] Scarlet Tanager 2 [in full song] (B.H.) [Ball's Hill]
Black bill Cuckoo [Black-billed Cuckoo] 2 [in full song] Usnea W. [Usnea Warbler] 1 [in full song] (F.) [Farm]
Splendid full chorus of bird song in early morn
& few singing all day. Country alive with birds
but only a very few north bound species noted.
Apple trees shedding blossoms. First Bull Frog.
  Walked to Davis Hill just after breakfast
to Farm & back later in forenoon.
The country everywhere a riot of blossoms
& [?] singing birds. Bobolinks & Orioles
at their very best. Spent most of P.M.
across river working with Pat. Had
a call from Mr. Redfield at 1 P.M.
  Will Stone arrived at 7 P.M. to spend
Sunday at Ball's Hill. It is looking
its prettiest now.