This is a lot of 2 mystery novels by Lilian Jackson Braun.
Included are:
~ "The Cat Who Wasn't There" by Lilian Jackson Braun. It was published in 1992 by Putnam Books.
~ "The Cat Who Smelled A Rat" by Lilian Jackson Braun. It was published in 2001 by Putnam Books.
These books come in good pre-owned condition.