I'm looking for opinions on authenticity of these Mantle and Williams autos. Any help is appreciated.
Williams on paper with black pen. Paper is indented from pen pressure. Not a facsimile.
Williams in blue sharpie
http://rs3.pbsrc.com/albums/y69/dstu...h=480&fit=clip
Mantle in blue sharpie
http:// http://rs3.pbsrc.com/albums/y69/dsturmjr/Mobile%20Uploads/IMG_20160212_204612_387_zpsiq1ytafh.jpg?w=480&h=48 0&fit=clip
Thanks in advance for any help you can provide.