Radar interferometry : data interpretation and error analysis by Ramon F. Hanssen.     0792369459 Radar remote sensing of planetary surfaces Bruce A. Campbell.     052158308X Radial velocity observations of standard stars with the 30-inch coudâe spectrograph G. A. Harding, D. R. Palmer and J. D. Pope.     0118800698 Radiation hydrodynamics in stars and compact objects : proceedings of Colloquium no. 89 of the International Astronomical Union held at Copenhagen University June 11-20, 1985 edited by D. Mihalas and K.-H. A. Winkler.     0387167641 Radiation in astrophysical plasmas by V.V. Zheleznyakov.     079233907X Radiation processes in astrophysics Wallace H. Tucker.     026220021X Radiation transfer and stellar atmospheres Thomas L. Swihart.     0912918187 Radiation transport in spectral lines. By R. Grant Athay.     9027702284 Radiative processes in astrophysics George B. Rybicki, Alan P. Lightman.     0471048151 Radiative processes in astrophysics George B. Rybicki, Alan P. Lightman.     0471827592 Radiative transfer and negative ion of hydrogen S. Chandrasekhar.     0226100928 Radiative transfer in moving media : basic mathematical methods for radiative transfer in spherically symmetric moving media K.K. Sen, S.J. Wilson.     9813083123 Radiative transfer.     0486605906 Radio Astronomy Alan E. Nourse.     0531108112 Radio astronomy by Adele D. Richardson.     1583400516 Radio astronomy F. Graham Smith.     0140204792 Radio astronomy and cosmology edited by David L. Jauncey.     902770838X Radio astronomy at long wavelengths Robert G. Stone ... [et al.], editors.     0875909779 Radio astronomy for the amateur by Dave Heiserman.     0830657142 Radio astrophysics nonthermal processes in galactic and extragalactic sources A. G. 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Gibson.     9027720630 Radio wave scattering in the interstellar medium, San Diego, CA, 1988 editors, James M. Cordes, Barney J. Rickett, Donald C. Backer.     0883183749 Radiotelescopes W.N. Christiansen, J.A. Hèogbom.     0521262097 Radiotelescopes, by W. N. Christiansen & J. A. Hèogbom.     0521070546 Rain & shine Sara Lynn & Diane James ; illustrated by Joe Wright.     0716648040 Rain & shine Sara Lynn & Diane James ; illustrated by Joe Wright.     1568471424 Rain of iron and ice : the very real threat of comet and asteroid bombardment John S. Lewis.     0201489503 Rand McNally astronomy encyclopedia.     0528823949 Rand McNally children's atlas of the universe [writer, Francis Reddy].     0528834088 Rapports isotopiques dans le systáeme solaire : Paris, juin 84 = Isotopic ratios in the solar system : Paris, June 84 Centre national d'âetudes spatiales.     2854281330 Rare earth : why complex life is uncommon in the universe Peter Ward, Donald Brownlee.     0387987010 Rate coefficients in astrochemistry : proceedings of a conference held at UMIST, Manchester, U.K., September 21-24, 1987 edited by T.J. Millar and D.A. Williams.     902772752X Razrabotka variometricheskoæi apparatury dlëiìa graviseæismoprognosticheskikh issledovaniæi M.K. Kurbanov, Ch.N. Ovezov ; otvetstvennyæi redaktor T.A. Ashirov.     5833806364 Reaching for the stars : studies in the history of Swedish stellar and nebular astronomy, 1860-1940 Gustav Holmberg.     9162838377 Realm of the long eyes : a brief history of Kitt Peak National Observatory by James E. Kloeppel.     0912183012 Realm of the universe George O. Abell, David Morrison, Sidney C. Wolff.     0030016649 Realm of the universe George O. Abell, David Morrison, Sidney C. Wolff.     0030051398 Realm of the universe George O. Abell.     003058504X Realm of the universe George O. Abell.     0030567963 Realm of the universe George O. Abell.     0030149967 Recent advances and issues in astronomy Christopher G. De Pree, Kevin Marvel, and Alan Axelrod.     157356348X Recent advances in dynamical astronomy proceedings. Held in Cortina d'Ampezzo, Italy, Aug. 9-21, 1972. Edited by B. D. Tapley and V. 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Ohlsson.     9027710376 Regiomontanus : Wegbereiter des neuen Weltbildes Rudolf Mett.     3815425107 Regiomontanus, his life and work Ernst Zinner ; translated by Ezra Brown.     044488792X Regionale gravitasie-opname van die 2524 (Mafikeng) 1:250 000 vel. deur Du Plessis, J.G., Potgieter, T.D.     0797017070 Regionale gravitasie-opname 2830 Richardsbaai 1:250 000 vel. deur Du Plessis, J.G. en Potgieter, T.D.     0797014934 Regions of recent star formation : proceedings of the symposium on neutral clouds near HII regions--dynamics and photochemistry, held in Penticton, British Columbia, June 24-26, 1981 edited by R.S. Roger and P.E. Dewdney.     9027713839 Relationships between active galactic nuclei and starburst galaxies : proceedings of the Taipei Astrophysics Workshop, Academia Sinica, Taipei, Taiwan, Republic of China, 25-30 March 1991 edited by Alexei V. Filippenko     0937707503 Relativistic astrophysics by Marek Demiaânski ; translated by Antoni Pol.     0080250424 Relativistic astrophysics Harald Riffert ... [et al.] (eds.).     3528069090 Relativistic astrophysics S. Chandrasekhar.     0226100987 Relativistic astrophysics : 20th Texas symposium, Austin, Texas, 10-15 December 2000 editors, J. Craig Wheeler, Hugo Martel.     0735400261 Relativistic astrophysics : proceedings of the Relativistic Astrophysics Conference, in honour of professor I.D. Novikov's 60th birthday held in Copenhagen, Denmark, January 10-13, 1996 edited by B.J.T. Jones, D. Markoviâc.     0521621135 Relativistic astrophysics and cosmology : proceedings of the Spanish Relativity Meeting, La Laguna, Tenerife, Spain, September 4-7, 1995 editors, J. Buitrago, E. Mediavilla, A. Oscoz.     981023189X Relativistic astrophysics Ya. B. Zeldovich and I.D. Novikov. Rev. and enl. from the original Russian ed. the authors. Translated by Eli Arlock. Edited by Kip S. 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Schèafer (eds.).     0387561803 Relativistic hadrons in cosmic compact objects : proceedings of a workshop held in Koninki/Suhora, Poland, 9-11 October 1990 Andrzej A. Zdziarski, Marek Sikora (eds.).     3540547894 Relativistic modeling for geodetic experiments in local spacetimes Jèurgen Kusche.     3769691924 Relativity and cosmology William J. Kaufmann, III.     0060435720 Relativity and cosmology William J. Kaufmann, III.     0060435682 Relativity in astrometry, celestial mechanics, and geodesy Michael H. Soffel.     0387189068 Relativity in astrometry, celestial mechanics, and geodesy Michael H. Soffel.     3540189068 Relativity, astrophysics and cosmology. Proceedings of the summer school held, 14-26 August, 1972 at the Banff Centre, Banff Alberta. Ed. by Werner Israel.     9027703698 Relativity, cosmology, topological mass, and supergravity : proceedings of the 4th Silarg Symposium on Gravity, Gauge Theories, and Supergravity, USB Campus, Caracas, 5-11 December 1982 editor, C. 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