The Sisters Links:

Official Site of The Sisters of Mercy
The Reptile House
Merciful Release
The Sisters of Mercy Tours
1959 and all that
Glasperlenspiel Magazine
Poison Door
The Sisters of Mercy Heartland Forums

Other traders:

Andre Temple of Bootlegs
Brad A. Salyn  
Indrek Sisters List
James Trading Page
Jouni The Sisters Of Mercy Bootleg List
Paul & Donna Trading Site
Sylwek The Sisters of Mercy Bootlegs Trade