37927. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1913, The Auk, 30 (4) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in very good condition.    $8.00

37929. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1913, The Auk, 30 (2) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in very good condition.    $8.00

37930. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1913, The Auk, 30 (1) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in very good condition.    $8.00

66399. Palmer, T. S. and Cooke, W. W.   Ten Year Index to the Auk Volumes XVIII-XXVII - 1901-1910 Prepared by a Committee of the American Ornithologists' Union.   The American Ornithologists' Union, New York, 1915, The Auk, Index 1901-1910 : pages 1-250.   Printed wraps chipped, minor signs of use and age, text in very good condition.    $19.00

37939. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1915, The Auk, 32 (3) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in very good condition.    $7.00

37935. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1915, The Auk, 32 (1) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in good condition.    $7.00

37937. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1915, The Auk, 32 (2) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in good condition.    $7.00

37941. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology. Continuation of the Bulletin of the Nuttall Ornithological Club.   The American Ornithologists' Union, 1922, The Auk, 39 (2) : .   Printed wraps chipped and present but detached, other usual signs of use and age, text and plates in very good condition.    $8.00

132111. AOU.   Check-List of North American Birds, Fifth Edition.   American Ornithologists' Union, 1931, , 691 pages.   Hardbound, good plus condition.   Fifth Edition.   $17.00

51033. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1932, The Auk, 49 (1) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

50395. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1932, The Auk, 49 (3) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

50394. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1932, The Auk, 49 (2) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

51036. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1933, The Auk, 50 (4) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

51035. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1933, The Auk, 50 (3) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

50397. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1933, The Auk, 50 (1) : .   Printed wraps, minor signs of use and age, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $6.00

111890. Huey, L. M.   February Bird Life of Punta Penascosa, Sonora, Mexico.   The American Ornithologists' Union, 1935, The Auk, Volume 52 : pages 249-256 with 2 plates.   Softbound, stapled text as issued, previous owners name, very good condition.    $3.00

27393. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Alexander Wetmore on Double -Crested Cormorant from the Pleistocene of Florida.   The North American Ornithologists' Union, 1943, Auk, 60 (3) : 319-486.   Printed wraps, minor signs of use and age, very good condition.    $5.00

27403. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Hildegrade Howard on the Young Tarsometatarsi of the Fossil Turkey Parapavo California.   The North American Ornithologists' Union, 1945, Auk, 62 (4) : 489-693.   Printed wraps, minor signs of use and age, very good condition.    $4.00

27406. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Urless Lanham on the Phylogeny of Pelecaniformes.   The North American Ornithologists' Union, 1947, Auk, 64 (1) : 1-183.   Printed wraps, minor signs of use and age, very good condition.    $4.00

111891. Miller, A. H.   Some Concepts of Hybridization and Intergradation in Wild Populations of Birds.   The American Ornithologists' Union, 1949, The Auk, Volume 66 : pages 338-342.   Softbound, stapled text as issued, previous owners name, very good condition.    $3.00

111892. Brodkorb, P.   Geographical Variation in the Gray Kingbird, Tyrannus dominicensis.   The American Ornithologists' Union, 1950, The Auk, Volume 67 : pages 333-344 with 1 figure.   Softbound, stapled text as issued, previous owners name, very good condition.    $3.00

111894. Davis, W. B. and Glass, B. P.   Notes on Eastern Chinese Birds.   The American Ornithologists' Union, 1951, The Auk, Volume 68 : pages 86-91.   Softbound, stapled text as issued, previous owners name, very good condition.    $2.00

111895. Moore, J. C. et al.   Observations of the Short-Tailed Hawk in Florida.   The American Ornithologists' Union, 1953, The Auk, Volume 70 : pages 470-478.   Softbound, stapled text as issued, previous owners name, very good condition.    $3.00

111897. Tordoff, H. B.   Relationships in the New World Nine-Primaried Oscines.   The American Ornithologists' Union, 1954, The Auk, Volume 71 : pages 273-284 with 2 figures.   Softbound, previous owners name, very good condition.    $5.00

111896. Parmalee, P. W.   The Vultures: Their Movements, Economic Status, and Control in Texas.   The American Ornithologists' Union, 1954, The Auk, Volume 71 : pages 443-453 with 1 figure and 1 plate.   Softbound, stapled text as issued, previous owners name, very good condition.    $4.00

27390. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Pierce Brodkorb on Pleistocene Birds from Eichelberger Cave, Florida.   The North American Ornithologists' Union, 1956, Auk, 73 (1) : 1-152.   Printed wraps, minor signs of use and age, very good condition.    $5.00

27392. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Harrison and Macdonald on a New Bird Family, Cracidae, from Early Oligocene of South Dakota.   The North American Ornithologists' Union, 1957, Auk, 74 (2) : 129-292.   Printed wraps, minor signs of use and age, very good condition.    $5.00

111898. Hardy, J. W.   A Previously Undescribed Recurvirostrid from the Eocene of Utah.   The American Ornithologists' Union, 1959, The Auk, Volume 76 : pages 106-108 with 1 figure.   Softbound, previous owners name, very good condition.    $2.00

27394. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by John Hardy on Undescribed Recurvirostrid from Eocene of Utah.   The North American Ornithologists' Union, 1959, Auk, 76 (1) : 1-128.   Printed wraps, minor signs of use and age, very good condition.    $5.00

118450. Editor.   Program and List of Members, XIII International Ornithological Congress, Ithaca, NY, 17-24 June 1962. Two Volume Set.   American Ornithologists' Union, Baton Rouge, Louisiana, 1962, Proceedings of the IOC, 13th, Program and List of Members : 40 pages.   Softbound, previous owners stamp, minor signs of use, good or better condition.   Original publication, not a modern reprint.   $7.00

27395. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Pierce Brodkord on Two Oligocene Birds from Belgium.   The North American Ornithologists' Union, 1962, Auk, 79 (4) : 517-774.   Printed wraps, minor signs of use and age, very good condition.    $5.00

118449. Editor.   Information Circular, XIII International Ornithological Congress, Ithaca, NY, 17-24 June 1962. Two Volume Set.   American Ornithologists' Union, Baton Rouge, Louisiana, 1962, Proceedings of the IOC, 13th, Information Circular : 16 pages.   Softbound, very good condition.   Original publication, not a modern reprint.   $5.00

118451. Editor.   Program and List of Members, XIII International Ornithological Congress, Ithaca, NY, 17-24 June 1962. Two Volume Set.   American Ornithologists' Union, Baton Rouge, Louisiana, 1962, Proceedings of the IOC, 13th, Abstracts of Papers : 84 pages.   Softbound, minor signs of use, text in very good condition.   Original publication, not a modern reprint.   $10.00

27401. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by John McCoy on the Fossil Avifauna of Itchtucknee River, Florida.   The North American Ornithologists' Union, 1963, Auk, 80 (3) : 229-416.   Printed wraps, minor signs of use and age, very good condition.    $0.00

27402. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Pierce Brodkorb on the Giant Flightless Bird from the Pleistocene of Florida.   The North American Ornithologists' Union, 1963, Auk, 80 (2) : 111-227.   Printed wraps, minor signs of use and age, very good condition.    $5.00

114699. Sibley, C. G.   Proceedings XIII International Ornithological Congress, Ithaca, NY, 17-24 June 1962. Two Volume Set.   American Ornithologists' Union, Baton Rouge, Louisiana, 1963, Proceedings of the IOC, 13th : 1246 pages with illustrations.   Hardbound, very good condition.   Original publication, not a modern reprint.   $21.00

50645. The American Ornithologists' Union.   The Auk, A Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1965, The Auk, 82 (1) : .   Printed wraps, very good condition.   Continuation of the Bulletin of the Nuttall Ornithological Club.   $5.00

113467. Mengel, R. M.   The Birds of Kentucky.   The American Ornithologists' Union, 1965, Ornithological Monographs, Number 3 : 581 pages with 4 color plates, 43 figures, and 9 vignettes.   Hardcover, minor shelf wear, text in very good condition.    $17.00

112817. Mengel, R. M.   The Birds of Kentucky.   The American Ornithologists' Union, 1965, Ornithological Monographs, Number 3 : 581 pages with 4 color plates, 43 figures, and 9 vignettes.   Hardbound, minor shelf wear, text in very good condition.    $17.00

27400. The Auk.   The Auk, A Quarterly Journal of Ornithology, Continuation of the Bulletin of the Nuttall Ornithological Club, Contains article by Joseph Jehl on Fossil Birds from the Sand Draw Local Fauna of Nebraska.   The North American Ornithologists' Union, 1966, Auk, 83 (4) : 517-730.   Printed wraps, minor signs of use and age, very good condition.    $5.00

114580. Monroe, B. L.   A Distributional Survey of the Birds of Honduras.   The American Ornithologists' Union, 1968, Ornithological Monographs, Number 7 : 458 pages.   Hardbound, previous owners stamp, very good condition.   Original publication, not a modern reprint.   $20.00

114285. Monroe, B. L.   A Distributional Survey of the Birds of Honduras.   The American Ornithologists' Union, 1968, Ornithological Monographs, Number 7 : 458 pages with illustrations.   Hardbound, minor signs of use, very good condition.   Original publication, not a modern reprint.   $21.00

111899. Schnell, G. D.   Communal Roosts of wintering Rough-Legged Hawks (Buteo Lagopus).   The American Ornithologists' Union, 1969, The Auk, Volume 86, Number 4 : pages 682-690 with 2 figures.   Softbound, previous owners name, very good condition.    $3.00

111927. Poulson, T. L.   Salt and Water Balance in Seaside and Sharp-tailed Sparrows.   The American Ornithologists' Union, 1969, The Auk, Volume 86, Number 3 : pages 473-489 with 3 figures.   Softbound, very good condition.    $5.00

129414. Wolfe, L. R. and Austin, O. L.   Ten-Year Indies to the Auk, Volumes 68-77, 1951-1960.   American Ornithologists' Union, 1970, The Auk, Index to Volumes 68-77, 1951-1960 : 184 pages.   Hardbound, minor sign of use, text in very good condition.    $8.00

114286. Nolan, V.   The Ecology and Behavior of the Prairie Warbler Dendroica discolor.   The American Ornithologists' Union, 1978, Ornithological Monographs, Number 26 : 595 pages with illustrations.   Hardbound, very good to near fine condition.   Original publication, not a modern reprint.   $21.00

56314. The American Ornithologists' Union.   The Auk, The Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1981, The Auk, 98 (4) : .   Printed wraps, previous owners name on front wrap, minor signs of use, text in very good condition.    $3.00

56324. The American Ornithologists' Union.   The Auk, The Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1981, The Auk, 103 (3) : .   Printed wraps, previous owners name on front wrap, minor signs of use, text in very good condition.    $3.00

56322. The American Ornithologists' Union.   The Auk, The Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1981, The Auk, 102 (4) : .   Printed wraps, previous owners name on front wrap, minor signs of use, text in very good condition.    $3.00

56321. The American Ornithologists' Union.   The Auk, The Quarterly Journal of Ornithology.   The American Ornithologists' Union, 1981, The Auk, 102 (3) : .   Printed wraps, previous owners name on front wrap, minor signs of use, text in very good condition.    $3.00