I have 3 signed exhibition catalogues available at the Photo Eye bookstore:
Mandala
With introduction by Katherine Ware http://photoeye.com/bookstore/mShowDetailsbycatAmazon.cfm?Catalog=ZD537
Renaissance
With introduction by Bill Hunt
http://photoeye.com/bookstore/mShowDetailsbycatAmazon.cfm?Catalog=ZD367
Apparition
With introduction by A. D. Coleman
http://photoeye.com/bookstore/mShowDetailsbycatAmazon.cfm?Catalog=ZC842