A set of 7 Reference Line Maps, star charts and DSS photos of M34. This series of maps has been developed for use with the Reference Line Method. This method adapts well to both binoculars and telescopes.
Downloadable Deep Sky Field Guides at Amazon (click book cover for info.)A set of 8 Reference Line Maps, star charts and DSS photos of the Double Cluster in Perseus, NGC 869 & NGC 884. This series of maps has been developed for use with the Reference Line Method. This method …
A set of 8 Reference Line Maps,star charts and DSS photos of M76, the Little Dumbell Nebula. This series of maps has been developed for use with the Reference Line Method. This method adapts well to both binoculars and telescopes.