Easy Field Guide To Southwestern Night Sky Regular price $1.99 Sale price $1.99 Sale Unit price /per (15% off for members) Shipping calculated at checkout. Default Title Quantity Error Quantity must be 1 or more Add to cart Adding product to your cart Pocket Size Easy Field Guide to the Southwestern Night Sky. This guide helps answer the question "what is that?" while looking at the night sky. It's small enough to fit in your pocket, filled with interesting facts, and fully illustrated!