Pumfrey, Stephen. Latitude & The Magnetic Earth. The True Story of Queen Elizabeth's Most Distinguished Man of Science. Photo available. New York. MJF. 2002. Octavo. Hard cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $20	Book ID: 161131

Putnam, William Lowell et al. The Explorers of Mars Hill. A Centennial History of Lowell Observatory. 1894-1994. Photo available. West Kennebunk. Phoenix Publishing. Lowell Observatory. 1994. 290 pps. Octavo. Hardcover. First edition. Illustrated. Folding plate. Important reference work. Fine copy in fine (small closed tear on spine edge )dust jacket (in mylar).

Price: $30	Book ID: 199079

Pyne, Stephen J. Grove Karl Gilbert. A Great Engine of Research. Photo available. Austin. University of Texas Press. 1980. 306 pps. Octavo. Hardcover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $20	Book ID: 198177

Quayle, Henry. Insects of Citrus and Other Subtropical Fruits. Photo available. Ithaca. Comstock. 1941. Octavo. Hard cover. Second edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 153956

Raban, Jonathan. The Oxford Book of The Sea. Photo available. Oxford. Oxford University Press. 1992. 524 pps. 4to. Gilt decorated hard cover. First edition. Important reference work. Very scarce in this condition. Fine copy in fine (very light to spine tips) dust jacket (in mylar).

Price: $30	Book ID: 234268

Rabi, I.I. Oppenheimer. The Story of One of the Most Remarkable Personalities of the 20th Century. Photo available. New York. Charles Scribners. 1969. 91 pps. Octavo. Gilt decorated hard cover. First edition "A". Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine (spine lightly sunned) dust jacket (in mylar).

Price: $45	Book ID: 237347

Raby, Peter. Alfred Russel Wallace. A Life. Photo available. Princeton. Princeton University Press. 2001. 340 pps. 4to. Gilt decorated hard cover. First edition. Full number line. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $40	Book ID: 230151

Radeleff, R.D. Veterinary Toxicology. Photo available. Philadelphia. Lea & Febiger. 1970. Octavo. Hard cover. First edition. Illustrated. Important reference work. Very scarce in this condition. Near fine copy (very light shelf wear).

Price: $25	Book ID: 156724

Rajkovic, Ana Malinow, M.D. Manual for (Relatively) Painless Medical Spanish. A Self-Teaching Course. Photo available. Austin. University of Texas Press. 1992. 248 pps. 4to. Soft cover. Stated first edition. Important reference work. Fine copy.

Price: $20	Book ID: 203674

Ramos, David. Walnut Production Manual. Publication 3373. Davis. University of California. 1998. 317 pps. Folio. Soft cover. First edition. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy.

Price: $45	Book ID: 239617

Ramsey, Robert. Men and Mines of Newmont. A Fifty-Year History. Photo available. New York. Octagon Books. 1973. 344 pps. Octavo. Hardcover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $25	Book ID: 173014

Ramsey, Robert. Men and Mines of Newmont. A Fifty-Year History. Photo available. New York. Octagon Books. 1973. 344 pps. Octavo. Hardcover. First edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $25	Book ID: 191118

Ramsey, Robert. Men and Mines of Newmont. A Fifty-Year History. Photo available. New York. Octagon Books. 1973. 344 pps. 4to. Hardcover. Stated first edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $35	Book ID: 228055

Randhawa, M.S. A History of Agriculture in India. Volume IV. 1947-1981. Photo available. New Delhi. Indian Council of Agricultural Research. 1986. 716 pps. 4to. Hardcover. Stated first edition. Illustrated. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $85	Book ID: 202686

Ranney, Wayne. Carving Grand Canyon. Evidence, Theories, and Mystery. Photo available. Grand Canyon. Grand Canyon Association. 2012. 190 pps. Octavo. Soft cover. Reprint. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy. As new.

Price: $25	Book ID: 236221

Ranzi, Carlo. Seventy Million Years of Man; With Illustrations by the Author. Photo available. New York. Greenwich House. 1983. 121 pps. Folio. Hardcover. First edition. Full number line. Illustrated in color and black & white. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket (in mylar).

Price: $30	Book ID: 213444

Raven, Charles. John Ray. Naturalist. His Life and Works. Photo available. Cambridge. Cambridge at the University Press. 1950. 506 pps. 4to. Gilt decorated hard cover. Second edition. Important reference work. Very scarce in this condition. Fine copy (spine lettering fading).

Price: $45	Book ID: 234434

Ravensdale, T. Coral Fishes. Their Care and Maintenance. Photo available. London. John Gifford. 1968. 256 pps. Octavo. Hardcover. Revised edition. Illustrated in color and black & white. Important reference work. Very scarce in this condition. Fine copy in near fine dust jacket (in mylar).

Price: $20	Book ID: 103809

Rawson, Richard. Treatment for Stimulant Use Disorder. Photo available. Rockville. U.S. Dept. of Health and Human Services. 2004. 226 pps. 4to. Soft cover. Reprint. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $30	Book ID: 232367

Ray, G. Carleton. Wildlife of the Polar Regions. Photo available. New York. Harry N. Abrams. 1981. 4to. 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: $20	Book ID: 150379

Reardon, Mitch, Etosha. Life and Death on an African Plain. Photo available. Cape Town. C. Struik Publishers. 1981. Folio. 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: 173735

Reardon, Mitch, Zululand. A Wildlife Heritage. Photo available. Cape Town. C. Struik Publishers. 1984. Folio. 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: 173733

Reddy, Francis. Halley's Comet. Photo available. np. AstroMedia. 1985. 4to. Soft cover. First edition. Illustrated in black, white and color. Folding poster. Very scarce in this condition. Fine copy.

Price: $20	Book ID: 137331

Redfern, Nick. Area 51. The Revealing Truth of UFOs, Secret Aircraft, Cover-Ups & Conspiracies. Photo available. Detroit. Visible Ink. 2019. 422 pps. 4to. Soft cover. First edition. Full number line. Illustrated. Important reference work. Very scarce in this condition. Fine copy.

Price: $25	Book ID: 219849

Redoute, P.J. Redoute's Roses. Photo available. Secaucus. Wellfleet. 1990. Folio. Gilt decorated hard cover. First edition thus. Illustrated in black, white and color. Important reference work. Very scarce in this condition. Fine copy in fine dust jacket. As new.

Price: $50	Book ID: 236764