Unused United States Branchport

Nest and Eggs of Black-Throated Green Warbler Postcard

Discovery of first nest of White-throated Sparrow Postcard

Woodcock Nest, Potters Swamp - Clarence Stone Postcard

Nest of Marsh Hawks in Potter Swamp by Verdi Burtch Postcard

Verdi Burtch Focusing Camera at Dusk Postcard

Clarence Stone in Potter&#039;s Swamp Postcard

Ornithologists in Potters Swamp - Verdi Burtch and Friends Postcard

Stone fishing for clams Postcard

Tree Along Wall, Potter&#039;s Swamp - Clarence Stone 1909 Postcard

Nesting Place of White-Throated Sparrow in Potter Swamp Postcard

Potter Swam at Sunset, Showing Wood Duck Section Postcard

Stone at Wood Duck Nest, Potter&#039;s Swamp - Verdi Burtch Postcard

Cerulean Warbler Nest with Egg in Maple Tree Postcard

Climbing a Tree in Search of Buteo Lineatus Postcard

Verdi Burtch Up a Tree in Potters Swamp Postcard

Water Thrush at base of tree May 23 &#039;09 Postcard