61
The Biographical Encyclopedia of Astronomers [E-Book] /
62
The Observer’s Sky Atlas [E-Book] : With 50 Star Charts Covering the Entire Sky /
63
On the Moon [E-Book] : The Apollo Journals /
Subject (ZB): ...Observations, Astronomical....

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64
Spectroscopy: The Key to the Stars [E-Book] : Reading the Lines in Stellar Spectra /
65
Star Maps [E-Book] : History, Artistry, and Cartography /
Subject (ZB): ...Observations, Astronomical....

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66
A Survey of Radial Velocities in the Zodiacal Dust Cloud [E-Book] /
67
Origins [E-Book] : How the Planets, Stars, Galaxies, and the Universe Began /
68
Astrophysics is Easy! An Introduction for the Amateur Astronomer [E-Book] /
69
Fare astronomia con piccoli telescopi [E-Book] /
Subject (ZB): ...Observations, Astronomical....

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70
Star Clusters and How to Observe Them [E-Book] /
...Astronomer’s Observing Guides,...

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71
Astronomical Image and Data Analysis [E-Book] /
72
2005 : past meets present in astronomy and astrophysics : proceedings of the 15th Portuguese National Meeting, University of Lisbon & Lisbon Astronomical Observatory 28-30 July 2005 [E-Book] /
73
Astronomy [E-Book]
2006
Subject (ZB): ...Astronomers Biography....

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74
Handbook of CCD astronomy / [E-Book]
...Cambridge observing handbooks for research astronomers ;...

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75
The Multinational History of Strasbourg Astronomical Observatory [E-Book] /
76
Saturn and How to Observe It [E-Book] /
...Astronomers’ Observing Guides,...

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77
Instruments of mass calculation (studies X-XVIII) / [E-Book]
...In synchrony with the heavens: studies in astronomical timekeeping and instrumentation in medieval Islamic civilization ;...

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78
Dense Molecular Gas Around Protostars and in Galactic Nuclei : European Workshop on Astronomical Molecules 2004 [E-Book] /
79
The call of the muezzin : studies in astronomical timekeeping and instrumentation in medieval Islamic civilization : (studies I-IX) [E-Book] /
80
Multiwavelength Cosmology [E-Book] : Proceedings of the “Multiwavelength Cosmology” Conference, held on Mykonos Island, Greece, 17–20 June, 2003 /