Downer, John. Supersense. Perception in the Animal World. Photo available. New York. Henry Holt. 1988. Octavo. Hard cover. First edition. Illustrated in black, white and color. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $25	Book ID: 169163

Downing, Paul B., Ph.D. Opal Adventures. Photo available. Tallahassee. Majestic Press. 1993. 236 pps. Octavo. Decorated hard cover. Reprint. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Prospectus laid in. Fine copy. As new.

Price: $25	Book ID: 225113

Dowswell, Paul. Tales of Real Adventure. Photo available. London. Osborne Publishing. 1996. 192 pps. 4to. Decorated hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy. As new.

Price: $30	Book ID: 232076

Drake, Frank. Is Anyone Out There? The Scientific Search for Extraterrestrial Intelligence. Photo available. New York. Delta. 1992. 272 pps. Octavo. Soft cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 119278

Draper, Dr. Samuel. The Book of the Chow Chow. Photo available. Neptune City. T.F.H. 1977. 4to. Hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $25	Book ID: 173651

Dreistadt, Steve H. Integrated Pest Management for Floriculture and Nurseries. Photo available. Oakland. University of California. 2001. 422 pps. 4to. Soft cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $40	Book ID: 219800

Dreistadt, Steve H. Pests of Landscape Trees and Shrubs. An Integrated Pest Management Guide. Photo available. Oakland. Agriculture and Natural Resources. 2004. 501 pps. 4to. Soft cover. Second edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $30	Book ID: 218658

Drescher, Daniel. Blockchain Basics. A Non-Technical Introduction in 25 Steps. Photo available. np. Apress. 2017. 256 pps. Octavo. Soft cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $25	Book ID: 226620

Driscoll, Walter G. Handbook of Optics. Photo available. New York. McGraw-Hill. Optical Society of America. 1978. 4to. Hardcover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $40	Book ID: 202754

Druehl, Louis. Pacific Seaweeds. A Guide to Common Seaweeds of the West Coast. Photo available. Madeira Park. Harbour Publishing. 2000. 190 pps. Octavo. Soft cover. Reprint. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $25	Book ID: 218409

du Vivier, Anthony. Atlas of Dermatology. Photo available. Philadelphia. W.B. Saunders. 1986. Folio. Gilt decorated hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy. As new.

Price: $150	Book ID: 232254

Ducrocq, Albert. 20 Ans de Revolutions. Photo available. Paris. SEP. 1989. Octavo. Hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in near fine (light shelf wear) dust jacket (in mylar).

Price: $20	Book ID: 135194

Duffett-Smith, Peter. Practical Astronomy with Your Calculator Photo available. Cambridge. Cambridge University Press. 1990. 185 pps. Octavo. Soft cover. Spiral bound. Reprint. Illustrated. Important reference work. Very scarce in this condition. Fine copy. As new.

Price: $20	Book ID: 232403

Dufresne, Frank. Alaska's Animals & Fishes. Photo available. New York. A. S. Barnes. 1946. 297 pps. 4to. Hardcover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in near fine (very light shelf wear) dust jacket (in mylar).

Price: $25	Book ID: 195422

Duncan, David Ewing. The Geneticist Who Played Hoops with My DNA... And Other Masterminds from the Frontiers of Biotech. Photo available. New York. William Morrow. 2005. Octavo. Hard cover. First edition. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $20	Book ID: 173374

Duncan, James R. (ed) et al. Biology and Conservation of Owls of the Northern Hemisphere. Photo available. Washington. United States Department of Agriculture. 1997. 635 pps. 4to. Soft cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $35	Book ID: 188591

Dunham, William. Journey through Genius. The Great Theorems of Mathematics. Photo available. New York. John Wiley & Sons. 1990. Octavo. Soft cover. Reprint. Illustrated. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 171071

Dunne, Pete. Hawks in Flight. The Flight Identification of North American Migrant Raptors. Photo available. Boston. Houghton Mifflin. 1988. Octavo. Soft cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 140005

Dunne, Peter et al. Hawks in Flight. The Flight Identification of North American Migrant Raptors. Photo available. Boston. Houghton Mifflin. 1988. 254 pps. Octavo. Soft cover. Reprint. Illustrated. Important reference work. Very scarce in this condition. Fine copy (light crease on rear cover).

Price: $20	Book ID: 222491

Dunning, Joan. From the Redwood Forest. Ancient Trees and the Bottom Line: A Headwaters Journey. Photo available. White River Junction. Chelsea Green Pub. 1998. Octavo. Soft cover. First edition. Full number line. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $30	Book ID: 210655

Dunning, Joan. From the Redwood Forest. Inscribed by the author. Ancient Trees and the Bottom Line: A Headwaters Journey. Photo available. White River Junction. Chelsea Green Pub. 1998. Octavo. Soft cover. First edition. Illustrated in black, white and color. Inscribed by the author. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 149951

Dunning, Joan. Secrets of the Nest. Inscribed by the author. The Family Life of North American Birds. Photo available. Boston. Houghton Mifflin. 1994. 198 pps. Octavo. Hardcover. First edition. Full number line. Illustrated in black, white and color. Important reference work. Inscribed by the author "To Diane and Rod & Philip - with reverence for this thin film of life that surrounds our planet. Joan Dunning August 28, 1994". Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $25	Book ID: 201692

Dunning, John. South American Land Birds. A Photographic Aid to Identification. Photo available. Newtown Square. Harrowood Books. 1982. Octavo. Hard cover. First edition. Illustrated in black, white and color. Addenda slip laid in. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $25	Book ID: 165866

DuPont, John E. South Pacific Birds. Monograph Series No. 3. Photo available. Greenville. Delaware Museum of Natural HIstory. 1975. 218 pps. Octavo. Hardcover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy (owner stamp on bottom edge) in fine dust jacket (in mylar).

Price: $30	Book ID: 200404

Durrell, Gerald. Birds, Beasts & Relatives. Photo available. London. Literary Guild. 1969. 256 pps. Octavo. Gilt decorated hard cover. First edition thus. Important reference work. Very scarce in this condition. Fine (owner name on end paper, very light foxing on end papers) copy in near fine dust jacket (in mylar).

Price: $25	Book ID: 229609