Downloadable Deep Sky Field Guides at Amazon (click book cover for info.)A set of maps, star charts and ISS photos of Coma Berenices Open Cluster, Melotte 111 .  This open cluster was first charted by Ptolemy.  It occupies 4.5 degrees, contains Caldwell Object C35 (NGC 4889), and is best viewed …

A set of 7  Reference Line Maps, charts and DSS photos of M83.  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 7  Reference Line Maps, charts and DSS photos of M68.  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 7  Reference Line Maps, charts and DSS photos of M104, the Sombrero Galaxy.  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 7  Reference Line Maps, charts and DSS photos of M61, NGC 4292 and NGC 4301 .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 8  Reference Line Maps, charts and DSS photos of M89 and M90 .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 8  Reference Line Maps, charts and DSS photos of M59 & M60 plus a rich field of NGC objects. .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 7 Reference Line Maps, charts and DSS photos of M58 .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 6 Reference Line Maps, charts and DSS photos of M87 plus a rich field of other NGC objects. .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 7 Reference Line Maps, charts and DSS photos of M84 & M86 plus a rich field of other NGC objects. .  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.

A set of 6 Reference Line Maps, charts and DSS images of M49.  This series of maps has been developed for use with the Reference Line Method.  This method adapts well to both binoculars and telescopes.