Lancaster, Mass.
1901.
September.
  Merula migratoria:  September 3, 40 eve. flight, 1 in weak song; September 4, 1 in full song, 40; September 13, 12, 1 in weak song; September 18, 50 in a flock
  Sialia sialis:  September 3, 2 in a flock; September 14, 4; September 18, 6
  Vireo olivaceus:  September 3, 1 in full song, in full con-song at 10 A.M.; September 4, 1 in weak song
  Vireo gilvus:  September 2, 1 in weak song; September 4, 1 in weak song; September 12, 1 in weak song; September 13, 1 in weak song; September 14, 1 in weak song; September 18, 1 in weak song, Warbling in a whisper at 10.30 A.M.
  Vireo flavifrons
  Ampelis cedrorum:  September 2, heard; September 3, 1; September 18, 20 in a flock rum cherry 
  Petrochelidon lunifrons:  September 3, heard
  Spinus tristis:  September 3, 1; September 4, male adult young on wing
  Melospiza fasciata:  September 3, 2; September 4, 2; September 13, 2 
  Spizella socialis:  September 3, 15 in a flock; September 18, 20
  Habia ludoviciana:  September 3, Miss Holman's orchard click notes heard at sunrise
  Harporhynchus rufus: September 3, 2 in a flock
  Sitta carolinensis:  September 2, 2; September 3, 1; September 4, 1; September 13, 1; September 18, 1
  Sayornis phoebe:  September 3, 1
  Contopus virens:  September 3, 1 in full song; September 4, 1 in weak song
  Icterus galbula:  September 3, male adult in full song; September 4, male adult in full song
  Corvus americanus:  September 3, heard
  Cyancitta cristata
  Coccyzus erythrophthalmus:  September 2, worroo note heard at 9 P.M. bird evidently flying S.
  Chaetura pelagica:  September 2, 12; September 3, 20; September 4, 2; September 12, 30+ in a flock 3 P.M. Miss Holman's; September 4, 2; September 13, 15 in a flock Miss H's, 3 Clinton; September 18, 200+ in a flock Miss H's
  Dryobates pubescens:  September 3, 1
  Sturnella magna:  September 3, heard; September 4, 3 in a flock
  Colaptes auratus:  September 3, 1; September 4, 3; September 13, 1 in full song (full shout at 10 A.M.); September 18, 4
  Galeoscoptes carolinensis:  September 3, 1
  Quiscalus q. aeneus:  September 3, 75 in a flock, 50 in a flock, 50 in a flock, 125 in a flock (Evening flight at 5.50 P.M.); September 4, 175 in a flock, 30 in a flock, 200 in a flock
  Molothrus ater:  September 3, 40 in a flock; September 4, 30 in a flock, 60 in a flock
  Ardea herodias:  September 4, 1
  Chordeiles virginianus:  September 4, 3 in a flock, 1 in a flock At eve; September 5, 9 or 10 J. E. Thayer
  Dendroica virens:  September 12, 2 Elm at Miss Holman's juvenile
 Dendroica striata:  September 18, 1 in full song, full song twice at daybreak; September 20, 6
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