A set of 7 Reference Line Maps, star charts and DSS photos of M56. These maps works well with red dot finders and green laser pointers. The Reference Line Method method adapts well to both binoculars and telescopes.
How to Use Reference Line Maps to locate deep sky objects.
Credits, Links & Resources:
Fall Nights Deep Sky Field Guide for the Backyard
Get three for the price of one at Amazon. Each guide can be used simultaneously on a laptop, cell phone and the Kindle. Although these field guides are designed for the liquid ink technology used on the Kindle, you need not own a Kindle to use them. The free “Kindle for PC” from Amazon allows these maps to be used with no glare from a laptop. Additionally, the iPhone and iPad versions, also available at Amazon,are fantastic. Get FREE Samples of these field guides at Amazon: Fall Nights Deep Sky Field Guide or Deep Sky Naked Eye Field Guide