Not Lion either but just wanted to chime in on my collection of books that have been the most useful for me:
The Conscientious Marine Aquarist: A Commonsense Handbook for Successful Saltwater Hobbyists -- by Robert M. Fenner
Marine Fishes: 500+ Essential-To-Know Aquarium Species --> actually I have two of these books, one for fishes and one for inverts
by Scott W. Michael
Natural Reef Aquariums: Simplified Approaches to Creating Living Saltwater Microcosms
by John H. Tullock
Aquarium Corals : Selection, Husbandry, and Natural History -- by Eric H. Borneman
Reef Invertebrates: An Essential Guide to Selection, Care and Compatibility (Paperback)
by Anthony Calfo, Robert Fenner