From ZineWiki
Mentor: science fiction (1965-2001) was a science fiction fanzine by Ron Clarke published in NSW, Australia.
Issues No. 1-23 (1965-1973) of Mentor were edited and published by Ron Clarke, before reappearing in 1978, also as Mentor (Faulconbridge, NSW: 1978-2001) for issues No. 24-95.