Black Widow Appearances Master-List from Comic Master Post

I've been trying to make one of these on my own for forever.  With characters popping up all over the Marvel world its hard to find who is where and when, almost impossible really.  Especially when they have so many mini-series titles like Natasha does.  This one is wonderful (and does not belong to me, please leave your love for the wonderful people that made it).  Follow the link below....
Black Widow Master Post, Here