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Cambridge University Press
> Ernst Johannes Hartung
Ernst Johannes Hartung
title
ISBN-13
(ISBN-10)
year of publication
Astronomical Objects for Southern Telescopes: With an Addendum for Northern Observatories
978-O-521-31887-7
(O-521-31887-4)
1985
E.H.
·
E. J.
·
E.J. Hartung
·
J. H.
·
J. Hartung
Ernst Johannsen