Riddervold, Hans M.D. Easily Missed Fractures and Corner Signs in Radiology. Photo available. Mount Kisco. Futura PUblishing. 1991. 400 pps. Folio. Decorated hard cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy (small name and blind stamp on end paper).

Price: $150	Book ID: 228025

Riddle, Maxwell. The Wild Dogs in Life and Legend. Photo available. New York. Howell Book House. 1979. 299 pps. Octavo. Hardcover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $30	Book ID: 109350

Rider, Robin. The Show of Science. Photo available. Berkeley. University of California. 1983. 79 pps. Octavo. Soft cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 210220

Ridgely, Robert S. A Guide to the Birds of Panama. Photo available. Princeton. Princeton University Press. 1976. Octavo. Hard cover. First edition. Illustrated in black, white and color. Very scarce in this condition. Very good copy (light shelf wear, soiling) in very good (light rubbing, edge wear) dust jacket (in mylar).

Price: $20	Book ID: 183602

Ridgely, Robert. A Guide to the Birds of Panama. Photo available. Princeton. Princeton University Press. 1989. 534 pps. 4to. Soft cover. Second edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Near fine copy (very light shelf wear).

Price: $45	Book ID: 235339

Ridgway, Sam. The Dolphin Doctor. Photo available. Dublin. Yankee Books. 1987. 159 pps. Octavo. Gilt decorated hard cover. Stated first edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $30	Book ID: 228075

Riehl, Merrill L. Hoover's Water Supply and Treatment. Eleventh edition. Photo available. Washington. National Lime Assoc. c. 1976. Octavo. Hardcover. 11th edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 184479

Riemer, Marvin F. The Telescope and The World of Astronomy. Photo available. Woodside. Scope. 1966. Octavo. Hard cover. Second edition. Illustrated. Chart in rear pocket. Important reference work. Very scarce in this condition. Fine copy in near fine (very light shelf wear) dust jacket (in mylar).

Price: $20	Book ID: 171212

Rights, Mollie. Beastly Neighbors. All About Wild Things in the City, or Why Earwigs Make Good Mothers. Photo available. Boston. Little, Brown Co. 1981. 125 pps. 4to. Soft cover. First edition. Illustrated by Kim Solga. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 234482

Ringblom, Ulla. The Orange Book. Photo available. Singapore. Tetra Pak. 2004. 208 pps. Folio. Decorated hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy. As new.

Price: $100	Book ID: 237492

Rising, Turdy. Canadian Songbirds and Their Ways. Photo available. Montreal. Tundra Books. 1982. Folio. Hardcover. Second edition. Illustrated in black, white and color with paintings by Kathryn De Vos-Miller. Important reference work. Very scarce in this condition. Fine copy in near fine (very light shelf wear) dust jacket (in mylar).

Price: $30	Book ID: 179126

Rithie, Carson I.A. Rock Art of Africa. Photo available. South Brunswick. A. S. Barnes. 1979. 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: $20	Book ID: 184922

Rittershausen, Wilma & Brian. Orchids. A Splendid Obsession. Photo available. San Francisco. Soma. 1999. Octavo. Hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $30	Book ID: 163749

Rivas-Martinez, Salvador et al. North American Boreal and Western Temperate Forest Vegetation. signed, presentation copy, (Syntaxonomical Synopsis of the Potential Natural Plant Communities of North America, II). Photo available. Leon. Itinera Geobotanica. 1999. 316 pps. 4to. Decorated hard cover. First edition. Illustrated. Important reference work. Large, folding map and synopsis in rear pocket. "Obsequio del Autor (signed)". Very scarce in this condition. Fine copy.

Price: $40	Book ID: 209039

Rivers, David B. The Science of Forensic Entomology. Photo available. Chichester. John Wiley & Sons. 2014. 382 pps. Folio. Decorated hard cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $125	Book ID: 227473

Roach, Mary. Spook. Science Tackles the Afterlife. Photo available. New York. W.W. Norton. 2005. 311 pps. Octavo. Soft cover. First edition thus. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 228667

Roberson, Don. Monterey Birds. Status and Distribution of Birds in Monterey County, California. Photo available. Carmel. Monterey Peninsual Audubon Siciety. 1985. Octavo. Soft cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 165856

Roberts, Charlotte. The Archaeology of Disease. Photo available. Ithaca. Cornell University Press. 2007. 338 pps. 4to. Soft cover. First edition thus. Illustrated. Important reference work. Very scarce in this condition. Near fine copy (very light shelf wear).

Price: $20	Book ID: 235720

Roberts, Norman. Baja California Plant Field Guide. Photo available. La Jolla. Natural History Publishing. 1989. 309 pps. Octavo. Soft cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $35	Book ID: 227612

Roberts, Royston. Serendipity. Accidental Discoveries in Science. Photo available. New York. John Wiley & Sons. 1989. Octavo. Hard cover. Reprint. Illustrated. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $20	Book ID: 163775

Robertson, Peter. Pheasants. Photo available. Stillwater. Voyageur Press. 1997. 160 pps. 4to. Gilt decorated hard cover. First edition (number line starts with "2". Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $30	Book ID: 214095

Robinson, Jack (ed). Electrical West. 1887 - 1962. 75th Anniversary Issue. Vol. 129, No. 2. Photo available. New York. McGraw-Hill. August, 1962. 505 pps. Folio. Soft cover. First edition. Illustrated in black, white and color. Folding map. Important reference work. Very scarce in this condition. Fine copy.

Price: $45	Book ID: 235421

Rodengen, Jeffrey L. Solar Flair. The History of First Solar. Photo available. Fort Lauderdale. Write Stuff. 2018. 160 pps. 4to. Hardcover. First edition. Full number line. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $50	Book ID: 213263

Rodengen, Jeffrey L. The Legend of Honeywell. Photo available. Fort Lauderdale. Write Stuff. 1995. 208 pps. 4to. Hardcover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine (small, closed tear bottom edge) dust jacket (in mylar).

Price: $25	Book ID: 195096

Rodengen, Jeffrey L. The Legend of Honeywell. Photo available. Ft, Lauderdale. Write Stuff. 1995. 208 pps. Folio. Gilt decorated hard cover. First edition (number line begins with "2". Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar). As new.

Price: $40	Book ID: 224326