Roger Bacon by Francis Winthrop Woodruff - 1938 - 150 pages
Roger Bacon by Francis Winthrop Woodruff - 1938 - 150 pages
Roger Bacon and his search for a universal science by Stewart Copinger Easton - 1970 - 255 pages
Roger Bacon and his search for a universal science by Stewart Copinger Easton - 1952 - 255 pages
Roger Bacon and the Origins of Perspectiva in the Middle Ages by David C. Lindberg - 1996 - 411 pages
Roger Bacon in life and legend by Evalyn Westacott - 1974 - 140 pages
Roger Bacon's contribution to knowledge by Edward Lutz, Edward Lutz (father) - 1936 - 82 pages
Roger Bacon's contribution to knowledge by Edward Lutz, Edward Lutz (father) - 1936 - 82 pages
Roger Bacon's philosophy of nature by Roger Bacon - 1998 - 502 pages
Roger Bacon. Eine culturgeschichtliche Studie by Laurenz Doublier - 1885 - 43 pages
Roger Bacons hylomorphismus als grundlage seiner philosophischen anschauungen by Hugo Höver, Roger Bacon - 1912 - 271 pages
Roger Joseph Boscovich, S.J., F.R.S., 1711-1787 by Ruggero Giuseppe Boscovich - 1961 - 230 pages
Roger Joseph Boscovich, S.J., F.R.S., 1711-1787 by Lancelot Law Whyte, Ruggero Giuseppe Boscovich - 1961 - 230 pages
Roger Joseph Boscovich, S.J., F.R.S., 1711-1787 by Lancelot Law Whyte, Ruggero Giuseppe Boscovich - 1961 - 230 pages
Roger Joseph Boscovich, S.J., F.R.S., 1711-1787 by Ruggero Giuseppe Boscovich - 1961 - 230 pages
Roger Tory Peterson by Douglas Carlson - 2007 - 296 pages
Rolf Nevanlinna in memoriam - 1981 - 105 pages
Romantic incidents in the lives of naturalists and celebrated travellers by Cecilia Lucy Brightwell - 1863 - 343 pages
Ronald L. Stuckey, his role in the Ohio Academy of Science by William R. Burk, Ronald L. Stuckey - 1994 - 180 pages
Rosalie Bertell by Mary-Louise Engels - 2005 - 176 pages
Rosalind Franklin by Brenda Maddox - 2002 - 380 pages
Rosalyn Yalow, Nobel Laureate by Eugene Straus - 1998 - 277 pages
Roughnecking by Robert Blair - 2000
Rudolf Diesel, Pioneer of the Age of Power by W. Robert Nitske, Charles Morrow Wilson - 1965 - 318 pages
Rudzher Iosip Boshkovich, 1711-1787 by Grant Konstantinovich T︠S︡verava - 1997 - 201 pages
Ruggero Giuseppe Boscovich by Luciano Agnes - 2006 - 187 pages
Ruggiero Giuseppe Boscovich - 2002 - 127 pages
Running a Thousand Miles for Freedom by William Craft, Ellen Craft - 2009 - 52 pages
Russia's Cosmonauts by Rex Hall, Rex D Hall, David J. Shayler, Bert Vis - 2005 - 386 pages
Russia's Cosmonauts by Rex Hall, Rex D Hall, David J. Shayler, Bert Vis - 2005 - 386 pages
Russian engineers in Australia by Victor Jakovlevich Vinocuroff - 1986 - 33 pages
Russian-English dictionary of surnames by James F. Shipp - 1981 - 317 pages
Rutherford by John Campbell - 1999 - 516 pages
Rutherford by Arthur Stewart Eve - 1939 - 451 pages
Rutherford and Boltwood by Ernest Rutherford, Bertram Borden Boltwood - 1969 - 378 pages
Rutherford and physics at the turn of the century - 1979 - 184 pages
Rutherford and physics at the turn of the century by Mario Bunge, William R. Shea - 1979 - 184 pages
Rutherford and the Nature of the Atom by Edward Neville Da Costa Andrade - 1964 - 218 pages
Rutherford and the nature of the atom by Edward Neville da Costa Andrade - 1964 - 218 pages
Rutherford's ancestors by John Campbell - 1996 - 58 pages
Rutherford: recollections of the Cambridge days by Sir Mark Oliphant - 1972 - 162 pages
Rutherford: recollections of the Cambridge days by Sir Mark Oliphant - 1972 - 162 pages
Ruđer Bošković by Ivan Supek - 1989 - 207 pages
Réaumur by Jean Torlais - 1961 - 475 pages
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Rėprėsavanyja litaratary, navukoŭcy, rabotniki asvety, hramadskija i kul·turnyja dzejačy Belarusi by Leanid U. Marakoŭ - 2004 - 532 pages
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