I wonder if these books were sitting in his bookcase ... but suspect he might have been a bit smarter than to leave obvious clues pointing to a specific or unusual interest out in the open.
Started compiling a list of all the doco's, televised interviews, books, and videos that featured CSK case:
(Adding weblinks slowly)
1. "To catch a killer" channel 9 doco
2. Crime Investigation Australia doco
"Hunt for a killer"
https://youtu.be/M62_WJ1-LBk
https://youtu.be/nNNF1E3mg3c
3. Claremont Ghost video
4. Tigermoth video
5. "Australian Story: Look Before You Leap " doco about Estelle Blackburn, and her worries that she may have dated someone who (at the time) she thought was the CSK. Season 12 Episode 38, aired 5th November 2007.
http://www.imdb.com/title/tt2395551/
6. JR's CCTV Video
https://youtu.be/eTpMkQV_bfk
7. Interview with LW
8. Interview with Glennon's
9. "Devil's Garden" book by Debi Marshall
https://www.penguin.com.au/books/the-devils-garden-9781741664669
10. "Ciara's Gift: Grief edged with gold" book by Una Glennon.
unaglennon.com
11. "Australian Story: He who waits" doco 9th Feb 2004
https://web.archive.org/web/20170110212530/http://www.abc.net.au/austory/content/2003/s1042100.htm
12. "End of Innocence" 2007 book by Estelle Blackburn, autobiography that describes her relationship with a man who she thought was the CSK.
http://t1.gstatic.com/images?q=tbn:ANd9GcTNAluXc72VQy87eNaJL4vd3w7S91803f8PrGfP57VrrlNTph4j
https://en.wikipedia.org/wiki/Estelle_Blackburn
............................................
Posts are purely my own opinion unless otherwise stated with source links. All my original text and images remain exclusively my personal copyright.
[emoji317][emoji317][emoji317]