Concord
Ther. [Thermometer] THURS. [Thursday] MAY 12, 1910 Wea. [Weather]
Second May bird wave Fine
Clear with light E. [east] wind. Rather warm.
Arrivals Brown Thrasher 2 [in full song], Short bill
Marsh Wren [short-billed marsh wren] 1 [in full song], Blackburnian W [blackburnian warbler] 1 [in full song] Bank
Swallow I heard (B.H. [Ball's Hill]) Scarlet Tanager 1 [in full song] (F [Farm])
Rose br. Grosbeak [rose-breasted grosbeak] 2 [in full song] Gr. crest Flycatcher [great crested flycatcher] 1 [in full song] (F [Farm])
Black-bill Cuckoo [black-billed cuckoo] 1 F [Farm] Night Heron 1 B.H. [Ball's Hill]
Solitary Sandpiper 1.
  Oldy's & I took a short walk after
breakfast & then talked in cabin until 
10 A.M. when we started for Farm via
Davis Hill. Found lots of birds about the
farm house. They were singing freely.
Returned via Holden Hill. Started up
river in 2 sailing canoes at 4.30 P.M.
Went up nearly to Flint's bridge.
Hosts of Red-wings, 2 Bobolinks, 1
Short-billed Marsh Wren [in full song]. Got back at 7
& took a walk amongst Pine Park.
Sat up until 11 talking.
Concord
Ther. [Thermometer] FRI. [Friday] MAY 13, 1910  Wea. [Weather]
Fine
Clear with fresh S.E. [southeast] wind. Cool.
Arrivals. Maryland Yellow-throat 1 [in full song] (B.H.[Ball't Hill])
Eave Swallows, heard (B.H.[Ball't Hill])
  Oldys left me at 7.20 to take 7.45
train to Boston. I spent most of
day at Ball's Hill. There came a strong
chill E. [east] wind & the birds sang only
a little after this early morning.
In the forenoon I went out sailing
in Rushton canoe trying various sails.
Went up river to lagoon. Worked
with James on boat house after dinner.
In late P.M. walked to Davis Hill,
with "Larry". A Thrasher singing opposite
this hill. Red-wings & Swamp Sparrow
singing & Bitterns pumping in river
meadows. Dead silent in the woods.
Evidently no marked arrival of
migrants to-day.