1641
Galactic Radio Astronomy [E-Book] /
Subject (ZB): ...Observations, Astronomical....

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1642
Lectures on General Relativity [E-Book] /
Table of Contents: ... of the Equations of Motion -- 41. The ‘Astronomical’ Problem -- 42. The Motion of Test Particles -- Exercise -- XI/Gravitational Radiation -- 43. Introductory Remarks -- 44. The Linear Approximation -- 45. The Gravitational Poynting Vector -- 46. Gravitational...

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1643
Proceedings of the First European Astronomical Meeting Athens, September 4–9, 1972 [E-Book] : Volume 2: Stars and the Milky Way System /
1644
Late Stages of Stellar Evolution [E-Book] /
Subject (ZB): ...Observations, Astronomical....

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1645
Highlights of Astronomy [E-Book] : As Presented at the XVth General Assembly and the Extra Ordinary General Assembly of the I.A.U. 1973 /
Table of Contents: .... Precession, Planetary Ephemerides and Time Scales -- Introductory Remarks -- Pro and Contra Changes in the Conventional Values of Precession -- The Calculation of the Nutations -- Planetary Ephemerides -- Astronomical Units, Constants and Time-Scales -- II...

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1646
Confrontation of Cosmological Theories with Observational Data [E-Book] /
...International Astronomical Union / Union Astronomique Internationale ;...

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1647
The Moon in the Post-Apollo Era [E-Book] /
1648
Chromospheric Fine Structure [E-Book] /
...International Astronomical Union/Union Astronomique Internationale, Symposium No. 56 Held at Surfer’s Paradise, QLD., Australia 3–7 September 1973 ;...

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1649
Mapping of the Moon [E-Book] : Past and Present /
1650
Variable stars in globular clusters and in related systems : Proceedings of the colloquium : IAU Colloquium : 0021: proceedings : Toronto, 29.08.72-31.08.72.
Book
1651
Literature 1972, Part 2 [E-Book] /
Table of Contents: ...Abbreviations -- Periodicals, Proceedings, Books, Activities -- Applied Mathematics, Physics -- Instruments and Astronomical Techniques -- Positional Astronomy. Celestial Mechanics -- Space Research -- Theoretical Astrophysics -- Sun -- Earth...

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1652
Literature 1973, Part 1 [E-Book] /
Table of Contents: ...Abbreviations -- Periodicals, Proceedings, Books, Activities -- Applied Mathematics, Physics -- Instruments and Astronomical Techniques -- Positional Astronomy, Celestial Mechanics -- Space Research -- Theoretical Astrophysics -- Sun -- Earth...

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1653
Wolf-Rayet and High-Temperature Stars [E-Book] /
Subject (ZB): ...Observations, Astronomical....

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1654
Introduction to the Physics of Stellar Interiors [E-Book] /
Subject (ZB): ...Observations, Astronomical....

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1655
X- and Gamma-Ray Astronomy [E-Book] /
Bradt, H.
1973
Subject (ZB): ...Observations, Astronomical....

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1656
Transactions of the International Astronomical Union Volume XVA [E-Book] : Reports on Astronomy /
Table of Contents: ...4. Éphémérides (Ephemerides) -- - Groupe de Travail sur les Constantes de la Précession -- - Groupe de Travail sur les Unités et les Échelles de Temps -- 5. Documentation -- 6. Astronomical Telegrams (Télégrammes Astronomiques) -- - Report of the Central...

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1657
Variable Stars in Globular Clusters and in Related Systems [E-Book] : Proceedings of the IAU Colloquium No. 21 Held at the University of Toronto, Toronto, Canada August 29–31, 1972 /
1658
Recent Advances in Dynamical Astronomy [E-Book] : Proceedings of the NATO Advanced Study Institute in Dynamical Astronomy Held in Cortina D’Ampezzo, Italy, August 9–21, 1972 /
Table of Contents: ... -- Astronomical Systems of Units, Co-ordinates and Time-Scales -- Masses of the Planets and Satellites (Abstract) -- Planetary Ephemerides -- Orbits of the Natural Satellites. Lectures on Some Types of Orbital Motion Amongst Them -- On the Origin of the Titan-Hyperion...

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1659
Extended Atmospheres and Circumstellar Matter in Spectroscopic Binary Systems [E-Book] /
1660
Relativity, Astrophysics and Cosmology [E-Book] : Proceedings of the Summer School Held, 14–26 August, 1972 at the Banff Centre, Banff, Alberta /