Cool! I didn't know this existed. It's on Amazon and inexpensive.
Amazon also lists another book about Appendix N that looks interesting.
https://www.amazon.com/Appendix-N-Jeffro-Johnson/dp/9527065186/ref=pd\_bxgy\_img\_sccl\_1/144-9770852-2799936?pd\_rd\_w=XqmUh&content-id=amzn1.sym.7757a8b5-874e-4a67-9d85-54ed32f01737&pf\_rd\_p=7757a8b5-874e-4a67-9d85-54ed32f01737&pf\_...
This in hardcover. https://www.amazon.com/Appendix-N-Jeffro-Johnson/dp/9527065186