Concord, Mass.
1910.
Sept. 21
[September 21, 1910]

  Clear and warm with light W. [west] wind. Heavy rain just
before daybreak lasting half an hour or more.
  Small woodland birds of every kind were scarce again to-day.
Evidently the great flight of Black-polled Warblers [Black-poll Warbler] which came
yesterday passed on further to the southward last night for
I saw only two or three of them to-day.

Evening on the river

  The sunset hour was calm, mild & very beautiful & peaceful.
I passed it on the river in my canoe. At Pad Island I
saw 2 Rusty Blackbirds go to roost in some button bushes and
heard 2 Swamp Sparrows chirping. At the Big Lagoon, where 
I spent half an hour or more watching & listening I heard at
least four more Swamp Sparrows, a Long-billed Marsh Wren
and a Night Heron. These, with a young Song Sparrow, were
literally all the birds I noted along this stretch of river above
Ball's Hill.
  One of the Swamp Sparrows favored me with the