No Inv.: 102441/S/Perp/05/1c
A valuable reference that fills a number of niches including that of a buyer's guide, technical desk reference and observer's field guide. It documents the past market and its evolution, right up to the present day. In addition to appealing to practical astronomers - and potentially saving them money - it is useful both as a historical reference and as a detailed review of the current market pl…
No Inv.: 138934, 138935/P/Perp/14/2c
No Inv.: 3696/P/Perp/99/1c
“Telescopes and Techniques” has proved itself in its first edition, having become probably one of the most widely used astronomy texts, both for numerate amateur astronomers and for astronomy and astrophysics undergraduates. The first and second editions of the book were widely used as set texts for introductory practical astronomy courses in many universities. This book guides the reade…
No Inv.: 132353/PH/Perp/12/1c
No Inv.: 123871/P/Perp/10/1c~129882/PSM/Perp/11/1c