Almost all authentication is handles by PSA/DNA or James Spence Authentication (JSA). They both have extensive websites with information on costs and shipping. Be forewarned, it usually isn't cheap but may be worth it if you have big names on the football.
If they are authenticated by PSA or JSA, they are around $150- $200 for cut autograph.
An Adam Jones single signed baseball is worth approximately $70 if it is on a Rawlings Official Major League baseball and is signed on the "sweet spot". This value assumes that it is authenticated by a reputable company. An autograph that isn't properly authenticated can be worth as little as half of the value of an authenticated signature. For more autograph values, see related links.
An AJ Pierzynski single signed baseball is worth approximately $71 if it is on a Rawlings Official Major League baseball and is signed on the "sweet spot". This value assumes that it is authenticated by a reputable company. An autograph that isn't properly authenticated can be worth as little as half of the value of an authenticated signature. For more autograph values, see related links.
An A.J Burnett single signed baseball is worth approximately $68 if it is on a Rawlings Official Major League baseball and is signed on the "sweet spot". This value assumes that it is authenticated by a reputable company. An autograph that isn't properly authenticated can be worth as little as half of the value of an authenticated signature. For other autograph values, see related links.
To start with, check out the 'Brookman' Stamp catalog. In the back of the book there is an autograph pricing guide and of course where you can get autographs authenticated.
What you need to do is go get it apraised. They can get it authenticated and you will be good to go. It helps if you have paperwork
If they are authenticated by PSA or JSA, they are around $135- $175
If they are authenticated by PSA or JSA, they are around $225 - $300
If they are authenticated by PSA or JSA, they are around $350 - $400 for an 8x10
If they are authenticated by PSA or JSA, they are around $240- $300 for an 8x10
If they are authenticated by PSA or JSA, they are around $300 - $350 for an 8x10
They frequently sale between $125 - $175 that is, if its authenticated by PSA or JSA