Concord, Mass.
1900.
Aug. 1-9
  List of birds met with, chiefly at or near Ball's Hill:-
1. Sialia sialis
2. Merula migratoria
3. Turdus fuscesens
4. Galeoscoptes carolinensis
5. Cistothorus palustris
6. Cistothorus  stellaris
7. Sitta carolinensis
8. Parus atricapillus
9. Mniotilta varia
10. Dendroica aestiva
11. Dendroica pennsylvanica 
12. Dendroica blackburniae (2, Aug. 5th)
13. Seiurius aurocapillus
14. Seiurius novaboracensis
15. Geothlypis trichas
16. Setophaga ruticilla
17. Vireo olivaceus
18. Vireo flavifrons
19. Vireo solitarius (B.H. 1 singing Aug. 1st)
20. Vireo gilvus
21. Ampelis cedrorum
22. Progne subis
23. Petrochelidon lunifrons
24. Hirundo erythrogaster
25. Cotile riparia
26. Piranga erythromelas
27. Spinus tristis
28. Melospiza melodia
29. Melospiza georgiana
30. Spizella socialis
31. Habia ludoviciana
32. Cyanospiza cyanea
33. Pipilo erythrophthalmus
34. Dolichonyx oryzivorus
35. Molothrus ater
36. Quiscalus q. aeneus
37. Icterus galbula
38. Agelaius phoeniceus
39. Sturnella magna
40. Corvus americanus
41. Cyanocitta cristata
42. Chaetura pelagica
43. Trochilus colubris
44. Coccyzus eyrthrophthalmus
45. Ceryle alcyon
46. Tyrannus tyrannus
47. Sayornis phoebe
48. Contopus virens
49. Colaptes auratus
50. Dryobates p. medians
51. Megascops asio
52. Buteo borealis
53. Bonasa umbellus
54. Colinus virgianus
55. Ardea herodias
56. Ardea virescens
57. Botaurus lentiginossus
58. Rallus virginianus
59. Totanus flavifrons
60. Rhyacophilus solitarius 
61. Bartramia longicauda
62. Actitis macularia
63. Anas obscura
62