Concord (Farm & Ball's Hill)
Ther [Thermometer] MON.  JUNE 9, 1913 [Monday, June 9, 1913] Wea [Weather] 
Fine
Clear & very cool with light N.W. [northwest]
wind. Almost frosty in early morn [morning].
  Yellow-bellied Flycatcher calling per-e
in wet swamp close to Pulpit Rock
5 P.M. Heard one there yesterday at
same hour. Wood Pewee in pine
woods there & one singing all day
in elms close to house.
  Pierce with 8 men came on auto
truck at 7.45 A.M. to begin spraying
at Ball's Hill. Gilbert took me there
in our motor car. We covered cabin
with house boat sail. Almost no
birds there. Heard 2 Song Sparrows &
1 Red-wing [Red-winged Blackbird] - nothing else. Back to
Birch Field at 10. Duren spraying
oaks by spring & near it all day.
Hermit Thrush in full song there.
Bull Frogs tramping along river.
Concord (Farm & Ball's Hill )
Ther [Thermometer] TUES. JUNE 10, 1913 [Tuesday, June 10, 1913] Wea [Weather]
Fine
Clear with light N.W. [northwest] wind.
Cool at morning & evening. Hoar
frost in places this morning.
  Pierce with 9 men spraying at
Ball's Hill all day, Duren & George
spraying on ridge west side of
B.H. [Ball's Hill] swamp in forenoon & in
Pulpit Rock woods in late P.M.
I was with Duren most of day.
Zeph & Tom hauled water for
him in A.M. Birds singing
freely but not many of
them in Ball's Hill region.
At Farm there are plenty but
several species formerly always
here are missing as Field Sparrow,
Towhee, Yellow-thr. Vireo [Yellow-throated Vireo]. We have 
only one kind of Oriole. The Barn
Swallow [rebuilt?] her nest in Bungalow
barn in May but has not laid on it.