Wonderworks (Donning 1979 - ISBN# 0915442744) - an early collection of Whelan’s work that includes Pern and Elric pieces.

Michael Whelan’s Works of Wonder (Del Rey 1985 - ISBN# 0345326792) - a collection covering the Del Rey years, which included covers for Isaac Asimov, Anne McCaffrey, and Edgar Rice Burroughs.

The Art of Michael Whelan (Bantam 1993 - ISBN# 0553074474) - the definitive collection of Whelan’s work from the height of his illustration to early fine art.  Includes an excellent interview with Anne McCaffrey.

Something In My Eye (Mark V. Ziesing 1997 - ISBN# 0929480821) - a smaller portfolio of Whelan’s horror work.