I'm 99 % certain of its authenticity, this is a pretty exciting discovery. Mac Donnell More Quotes by Mac Donnell More Quotes From Mac Donnell I'm jealous of the owners of the cave, i have signed books, letters, photos, legal documents, checks, autograph albums, and even an opera fan, but no signed cave -- not sure where I'd put it if I did have one. Mac Donnell top-news First thing, you think it's a prank, that someone wrote Sam Clemens, but when I saw it, I knew it was the real McCoy. Mac Donnell top-news
