Once upon a time, I posted a brief summary of the history of Landing Signal Officers here:
http://thanlont.blogspot.com/2012/11/waving-them-aboard-lso.html (also see http://thanlont.blogspot.com/2017/01/1946-royal-navy-deck-landing-training.html).
Boom Powell, Naval Aviator and LSO, has written a much more entertaining and informative book on LSOs, published by Specialty Press:
You can read the rave reviews on Amazon here:
By Tommy H. Thomason