If you want to get your hands on a signed(intialed, for health reasons..im not 100% sure) copy of SHADOW OF THE Sun. here are the details:

SHADOW ON THE SUN
Shadow on the Sun (TPB $13.99) will be initialed by Richard Matheson in January. Richard will not be signing his full signature or personalizing anymore. This will not be a scheduled signing.

Sales Price: $ 13.99

here is the website. wonderful people. been doing business there for many years, its a treasure chest.

http://www.darkdel.com/

Im going to get a couple.