Philip's Moon Observer's Guide
by Peter Grego
ISBN 13: 9781849073325
Format: Paperback (192 pages) Publisher: Philip's OS Publications Published: 02 Mar 2015
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Blazing a Ghostly Trail: ISON and Great Comets of the Past and Future (The Patrick Moore Practical Astronomy Series)
ISBN 13: 9783319017747
Format: Paperback (308 pages) Publisher: Springer Published: 30 Oct 2013