This book lists 3,000 deep-sky objects visible from the northern hemisphere, described as they appear in the author's powerful binocular telescope. The contents are organized by position for easy identification, and indexed by name and catalog numbers.

This book lists 3,000 deep-sky objects visible from the northern hemisphere, described as they appear in the author's powerful binocular telescope. The contents are organized by position for easy identification, and indexed by name and catalog numbers.