Birds of western Pennsylvania /

Life-histories of the birds of eastern Pennsylvania /
by: Gentry, Thomas G. (Thomas George), 1843-1905
Published: (1876)

Report on the birds of Pennsylvania. : With special reference to the food-habits, based on over four thousand stomach examinations /
Published: (1890)

Birds of the State College Region, Pennsylvania /
by: Wood, Merrill, 1908-1992
Published: (1952)

Weights of 151 species of Pennsylvania birds analyzed by month, age, and sex /
by: Clench, Mary H.
Published: (1978)

The birds of the Ligonier Valley /
by: Leberman, Robert C.
Published: (1976)

The ornithology of Chester County, Pennsylvania : by Franklin Lorenzo Burns, in co-operation with local ornithologists ...
by: Burns, Frank L. (Franklin Lorenzo), 1869-1946
Published: (1919)

The birds of Arkansas : a preliminary report /
by: Wheeler, H. E. (Harry Edgar), 1874-1958
Published: (1924)

Birds and birding on the Mississippi coast /
by: Toups, Judith A., 1930-
Published: (1987)

Birds of the Carolinas /
by: Potter, Eloise F., 1931-
Published: (1980)

Field notes on western Texas birds (part one) /
by: Strecker, John Kern, 1875-
Published: (1930)

Florida's birds : a handbook and reference /
by: Kale, H. W.
Published: (1990)

Handbook of California birds /
by: Brown, Vinson, 1912-1991
Published: (1973)

The birds of Texas /
by: Tveten, John L.
Published: (1993)

Iowa birds /
Published: (1984)

The birds of Minnesota /
by: Roberts, Thomas S. (Thomas Sadler), 1858-1946
Published: (1936)

Birds of Wisconsin. /
by: Gromme, Owen J.
Published: (1963)

Florida bird life /
by: Sprunt, Alexander, 1898-1973
Published: (1954)

Birds of an Iowa dooryard /
by: Sherman, Althea Rosina, 1853-1943
Published: (1952)

Handbook of California birds /
by: Brown, Vinson, 1912-1991
Published: (1965)

Southern Illinois birds : an annotated list and site guide /
by: Robinson, W. Douglas
Published: (1996)

The birds of Indiana /
by: Mumford, Russell E.
Published: (1984)

Water birds of California /
by: Cogswell, Howard L.
Published: (1977)

Indiana birds and their haunts : a checklist and finding guide /
by: Keller, Charles E., 1929-
Published: (1986)

Birds of Mississippi /
by: Turcotte, W. H. (William H.)
Published: (1999)

Colorado birds : a reference to their distribution and habitat /
by: Andrews, Robert, 1952-
Published: (1992)

The guide to Kansas birds and birding hot spots /
by: Gress, Bob
Published: (2008)

Birds of Texas : a field guide /
by: Rappole, John H.
Published: (1994)

The birds of Texas : occurrence and seasonal movements /
by: Shackelford, Clifford Eugene, 1967-
Published: (2005)

Birds in southeastern Arizona /
by: Davis, William A.
Published: (1990)

Enjoying Indiana birds /
by: Starling, Alfred, 1928-2007
Published: (1978)

Texas birds.
Published: (1999)

Atlas of the breeding birds of Tennessee /
by: Nicholson, Charles P.
Published: (1997)

A check list of the Birds of Ohio with the migration dates for the birds of central Ohio.
by: Borror, Donald J.
Published: (1950)

Chasing birds across Texas : a birding big year /
by: Adams, Mark Thomas
Published: (2003)

Kentucky birds ; a finding guide /
Published: (1973)

Birding Texas /
by: Wauer, Roland H.
Published: (1998)