J.B. Churchill:
Field Sparrows
J.B. Churchill:
Ipswich Savannah Sparrow
J.B. Churchill:
Ipswich Savannah Sparrow
J.B. Churchill:
Ipswich Savannah Sparrow
J.B. Churchill:
Henslow's Sparrow
J.B. Churchill:
Clay-colored Sparrow
J.B. Churchill:
Clay-colored Sparrow
J.B. Churchill:
Lincoln's Sparrow
J.B. Churchill:
Lincoln's Sparrow
J.B. Churchill:
Song Sparrow
J.B. Churchill:
White-crowned Sparrow (immature)
J.B. Churchill:
Savannah Sparrow
J.B. Churchill:
Song Sparrow
J.B. Churchill:
White-Crowned Sparrow (Adult)
J.B. Churchill:
Nelson's Sharp-tailed Sparrow (Ammodramus nelsoni)
J.B. Churchill:
Salt-Marsh Sharp-tailed Sparrow (Ammodramus caudacutus)
J.B. Churchill:
Fox Sparrow
J.B. Churchill:
Savannah Sparrow
J.B. Churchill:
Field Sparrow
J.B. Churchill:
Harris's Sparrow
J.B. Churchill:
Lincoln's Sparrow
J.B. Churchill:
Savannah Sparrow (Belding's)
J.B. Churchill:
Black-throated Sparrow
J.B. Churchill:
Black-throated Sparrow
J.B. Churchill:
White-crowned Sparrow
J.B. Churchill:
Song Sparrow
J.B. Churchill:
Golden-crowned Sparrow
J.B. Churchill:
Golden-crowned Sparrow
J.B. Churchill:
Golden-crowned Sparrow
J.B. Churchill:
Fox Sparrow
