Surfing the net, I came across the following books by artists I'm interested in.

Age of Innocence: Romantic Art of Jeffrey Jones GN (1994) Underwood/Miller

Jeff Jones Sketchbook

(Vanguard)

Art of Jeffrey Jones

HC (2003)

Echoes

: Drawings of Mike Kaluta Collection (Vanguard)

Wings of Twilight:

Art of Mike Kaluta HC

What can anyone tell me about these. I love Jones and Kaluta. I have the Studio, Yesterday's Lilly and recent IDW book on Jones.
How much repetition is there there.
Where would be a good place to pick up books like this?
Bud Plant?