Who's C? I don't think it's just copyright, and this illustrator did lots of pics in the DSG. The illustrators listed for the DSG are: Doug Chaffee (is it him - C), Greg Harper, Jim Roslof and Jeff Easley.
Heres's the example I gave when I asked the same question in my F is for Fungus post.
If you look at the bottom right you will see the c
HERE IS ANOTHER, bottom left
Gems you should GIVE
1. Who's C