30938. Jordan, R. R.   Stratigraphy of the Sedimentary Rocks of Delaware.   Delaware Geological Survey, 1962, Bulletin, 9 : 1-51, 3 figures and 4 plates.   Printed wraps, minor signs of use and age, very good condition.    $16.00

30939. Jordan, R. R.   Columbia (Pleistocene) Sediments of Delaware.   Delaware Geological Survey, 1964, Bulletin, 12 : 1-69, 17 figures, 3 tables, 9 plates.   Printed wraps, minor signs of use and age, very good condition.    $11.00

46283. Amadon, D. and duPont, J. E.   Notes on Philippine Birds.   Delaware Museum of Natural History, 1970, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 1 : pages 1-14 with 1 color illustration.   Softbound, very good condition.    $5.00

121517. duPont, J. E.   Philippine Birds.   Delaware Museum of Natural History, 1971, Monograph Series, Number 2 : 480 pages with illustrations.   Hardbound with good plus dust jacket, xlib, text in good plus or better condition.   Original publication, not a modern reprint.   $64.00

46284. Parkes, K. C.   Taxonomic and Distributional Notes of Philippine Birds.   Delaware Museum of Natural History, 1971, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 4 : pages 1-67.   Offprint, very good condition.    $8.00

46282. duPont, J. E.   Notes on the Philippine Birds (No. 1).   Delaware Museum of Natural History, 1971, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 3 : pages 1-6.   Offprint, very good condition.    $5.00

37996. Occasional Papers of the Delaware Museum of Natural History.   Additions and Corrections to Number 9.   Delaware Museum of Natural History, 1972, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 9 addendum : 3 pages.   Softbound, very good condition.    $1.00

46281. duPont, J. E.   Notes on the Philippine Birds (No. 2) Birds of Ticao.   Delaware Museum of Natural History, 1972, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 6 : pages 1-13.   Offprint, very good condition.    $5.00

46280. duPont, J. E.   Notes on the Philippine Birds (No. 3) Birds of Marinduque.   Delaware Museum of Natural History, 1972, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 7 : pages 1-14.   Offprint, very good condition.    $5.00

46279. Parkes, K. C.   Annotated List of the Birds of Leyte Island, Philippines.   Delaware Museum of Natural History, 1973, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 11 : 73 pages.   Softbound, very good condition.    $8.00

37997. Hubbard, J. P.   Geographic Variations in the Savanna Sparrows of the Inland Southwest, Mexico, and Guatemala.   Delaware Museum of Natural History, 1974, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 12 : 1-21, 1 figures and 2 tables.   Offprint, minor signs of use and age, very good condition.    $5.00

38000. Hubbard, J. P. and Crossin, R. S.   Notes on Northern Mexican Birds, An Expedition Report.   Delaware Museum of Natural History, 1974, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 14 : 41 pages.   Softbound, minor signs of use, text in very good condition.    $5.00

46272. Hubbard, J. P. and duPont, J. E.   A Revision of the Ruddy Kingfisher, Halcyon coromanda (Latham).   Delaware Museum of Natural History, 1974, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 13 : 29 pages with 2 figures.   Softbound, very good condition.    $5.00

38001. Hubbard, J. P.   Geographic Variation in Non-California Populations of the Rufous-Crowned Sparrow.   Delaware Museum of Natural History, 1975, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 15 : 1-28.   Offprint, minor signs of use and age, very good condition.    $4.00

46276. Hubbard, J. P.   The Nomenclatural History of the Crissal Thrasher (Aves: Mmidae).   Delaware Museum of Natural History, 1976, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 20 : 7 pages.   Softbound, very good condition.    $3.00

46278. Parkes, K. C.   Geographic Variation in the Common Tody-Flycatcher (Todirostrum cinereum), with Special Reference to Middle America.   Delaware Museum of Natural History, 1976, Nemouria, Occasional Papers of the Delaware Museum of Natural History, 18 : pages 1-9.   Offprint, very good condition.    $5.00

82698. Abbot, R. T.   The Best of the Nautilus: A Bicentennial Anthology of American Conchology.   American Malacologists, Greenville, Delaware, 1976, , 280 pages with illustrations.   Hardbound with good dust jacket, signed by the author to the Pacific Northwest Shell Club and Lois Lucum, text in very good condition.    $37.00

46277. Hubbard, J. P.   Status of the Night Herons (Nycticorax) of the Philippines and Vicinity.   Delaware Museum of Natural History, 1976, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 19 : 10 pages with 2 tables.   Softbound, very good condition.    $3.00

134243. Browning, M. R.   A Review of Geographic Variation in Continental Populations of the Ruby-Crowned Kinglet (Regulus calendula).   Delaware Museum of Natural History, 1979, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 21 : 9 pages with 1 figure and 3 tables.   Softbound, very good condition.    $5.00

134244. duPont, J. E.   Notes on Philippine Birds (No. 5) Birds of Burias.   Delaware Museum of Natural History, 1980, Nemouria, Occasional Papers of the Delaware Museum of Natural History, Number 24 : 6 pages with 4 figures.   Softbound, very good condition.    $5.00