yes i do know alot about all of that. i do have several types of survival, plant id, and tree id guides. i hope to get a medical book, although right now i have been reading off of website about plant medicine and how to make it into a medicine. i have been reading all of my survival guides lately. the survival guides i have are " NAKED INTO THE WOODS", "SURVIVAL, a military guide"," BOY SCOUT BOOK" and some others that i cant remember.<br>-Shawn