PZO4024 Lairs
Unknown
The Unspeakable Oath #24
Delta Green: Denied to the Enemy
Detwiller, Dennis
Rifts - World Book 29
Madhaven
Delta Green: Strange Authorities
John Scott Tynes
DG Character Sheet
Pagan Publishing
Devil's Children
David Conyers, David Godley & David Witteveen copyright (c) 1992, 1993, 2004
A Handful of Dust
David Conyers copyright (c) 1994, 2003
The Black Seal number 1
Adam Crossingham & the Black Seal team
The Black Seal number two
The Colony
David Conyers copyright (c) 2004