One mention of Culinary Artistry, one of The Flavor Bible.
Just my opinion, but if you have one you don't need the other.
Personally I like C.A.
T.F.B. is more shiny and pretty, more appealing to the masses.
Food for 50 is a good book for a jumping off point for large batch cookery if you find yourself in a banquet of buffet setting.
I have a similar book, Large quantity Recipes. Love it.
Eat Me by Ken Shopsin. (follow this up with the documentary I Like...