1893 April
Concord, Massachusetts.
16. Cyanocitta cristata  2(2)_3(3 singing)_8(4 singing)_9(2)_10(2 singing)_11(2 singing)_22(1 singing)_23(1 singing)_26(2)_29(2 singing).
17. Buteo lineatus  1(1)_3(1 singing)_8(2 singing)_9(1 singing)_11(1 singing)_21([male] singing)_22(1 singing)_23(1 singing)_29(2 singing)
18. Buteo borealis  2(1)_7(1)_8(1)_29(1).
19. Circus hudsonius  2(2 ad[ult] [males], 1 [female])_6([female]_9([male] [female])_10(1 [female])_20([female])_21(1 [male], 2 [female] [female])_23([female])_27([female], Ball's H[ill])
29. ([male])
20. Zenaidura macroura 1(1 singing)_2(2 singing)_3(1 singing)_4(1, 5 singing)_9(2, 1 singing)_10(1 singing)_21(2)_24(1 singing, 1 seen)_26(1 singing)
28(1 singing)_29([male] [female], Fairhaven).
21. Picus pubescens 1([male])_3(1)_4(1)_10(2 singing)_12(1 singing)_20(2)_27(2)_29(1)_30(1).
22. Anas obscura  1(5)_2(2, 1)_4(7)_8(6)_9(6, 4, 4, 2)_10(1)_11(8).
23. Mergus americanus  1(1 ad[ult] [male], 2 gray)_3(ad[ult] [male], 1 gray)_11([male] ad[ult], 1 gray)_12([male] [female])_20([male] [female])_21([male] [female])
23. ([male] [female])_27([male] [female], Hunt's P[ond]).
24. Lophodytes cucullatus 1([male] [female])_2([male] [female])_8(1 [female])_9([male] [female]).
25. Larus smithsonianus  1(1 ad[ult)_2(2 ad[ults])_8(1 ad[ult]).
26. Branta canadensis 1(100, 100, Geo[rge] Buttrick)_8(1 Gr. Meadow).
27. Ceryle alcyon  3(1)_4(1)_12(1)_27(1)_30(3).
28. Aix sponsa  3([male] [female])_4(2)_10([male] [female]).
29. Colaptes auratus  4(1 singing)_7(2 singing)_8(1)_10(1 singing)_12(1 singing)_20(3)_21(1 singing)_22(1 singing)_23(1 singing)_24(2 singing)_25(2 singing)
27. (2 singing)_28(1 singing)_29(4 singing)_30(3 singing).
30. Dendroica pinus  4(1 singing)_10(1 singing)_11(1 singing)_21(6 singing)_22(2 singing)_23(1 singing)_24(2 singing)_25(2 singing)_26(2 singing)_28(1 singing)
30. (1 singing).