The Grey and Green one are done by a guy who goes by the Psuedonym of Eegore I beleive, but he signed his name Chris Morea on them. He has some other works on the A_Growing_Concern yahoo group run by Smitty. Here is a link...hopefully...
http://groups.yahoo.com/group/A_Growing_Concern/
If not, then you can copy and paste as you please, and feel free to laugh at the noob who can't post links properly.