The Ten Bush Craft Books by Richard Graves are considered classic texts, unfortunately they have been out of print for many years. They are still available in pdf format.
Richard Graves led an adventurous life. Born in Ireland in 1889 he latter moved to Australia where he died in 1971. During World War II he was commander of the Australian Jungle Survival and Rescue Detachment. The unit was credited with successfully rescuing over 300 soldiers After the war he ran a bushcraft school for over twenty years.