Setting-Up a Small Observatory: From Concept to Construction (The Patrick Moore Practical Astronomy Series)

Setting-Up a Small Observatory: From Concept to Construction (The Patrick Moore Practical Astronomy Series)

Building a Roll-Off Roof or Dome Observatory: A Complete Guide for Design and Construction (The Patrick Moore Practical Astronomy Series)

Small Astronomical Observatories: Amateur and Professional Designs and Constructions (The Patrick Moore Practical Astronomy Series)