Finches

Common Redpoll in GSMNP

DeFoe, Don. "Common Redpoll in GSMNP." The Migrant 37, no. 1 (1966): 11.

White-Winged Crossbills in Great Smoky Mountains National Park.

Stupka, Arthur. "White-Winged Crossbills in Great Smoky Mountains National Park." The Migrant 34, no. 4 (1963): 90-91.

Pine Siskins in the Great Smokies

Stupka, Arthur. "Pine Siskins in the Great Smokies." The Migrant 8, no. 4 (1937): 69-70.

Red Crossbill Breeding in the Great Smoky Mountains National Park

Stupka, Arthur. "Red Crossbill Breeding in the Great Smoky Mountains National Park." The Auk 55, no. 4 (1938): 675.