I am listing items from my family's collection on their behalf. Please note that it may take some time to answer questions as I need to confirm details. This is a set of 4 illustration books from the "VIPER series" published by Compass. * Sonia Illustrations (released 1997/4/1) * VIPER Series Illustration Original Drawings Collection 2 (released 1996/3/1) * VIPER Series Illustration Original Drawings Collection 3 (released 1997/12/1) * VIPER Series Illustration Original Drawings Collection 4 (released 1998/11/1) This is a set of the above 4 books. As these are old books, all 4 have age-related wear and discoloration. Please refer to the images for the condition. These are books only, and there are no other accessories. Please refrain from negotiating for individual sales, price reductions, or holds.