Opinions on this early Mantle Autograph?
 

Just curious if anybody had any opinions on this? I've tried to compare to others but still starting out trying to figure out what's good and bad.

https://goo.gl/photos/vqh12APR1vEbLUaJ6

hard to tell from the small pic. here is one of my period sigs, so you can compare...

http://caimages.collectors.com/psaim...SNArichard.jpg

I believe if you click the picture again it will enlarge

That is very close to a ~1952 signature I have.