The original Ming-dynasty woodblock text is in the public domain. You can find scanned copies on:
by Burton Rose provides a deep historical context, summary of contents, and publication history. Diagrams & Imagery Internal Alchemy for Everyone includes several of the most famous illustrations from the Xingming Guizhi Bibliographic Context : A guide to 9 Taoist Books On The Elixir xingming+guizhi+pdf+hot