Mastro
PSA/DNA Professional Sports and Autographs Authentication Services
Collectors Universe - The Collectibles CompanyInvestor Information about Collectors Universe
PSA/DNA Set RegistrySM
Register your sets and see how your collection compares to others.

QuickOpinionSM
Get an opinion on all autographs before your next bid on eBay.

Real! Autographs On-Line
Compare your next purchase to an authentic autograph.

Essential Information about PSA/DNA
ORDER STATUS Order Status
LIST OF SERVICES List of Services
SHOW SCHEDULE Show Schedule
CERT VERIFICATION Cert verification of PSA authenticated items
FAQ'S Frequently asked questions about sports autographs authentication services and technology
COLLECTOR & DEALER FINANCING Dealer Financing
ABOUT PSA/DNA About PSA/DNA authentication services and technology
PSA/DNA EXPERTS About PSA/DNA experts
SUBMISSION CENTER PSA/DNA Submission Center

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Mastro

Memory Lane, Inc


Sports Photo Grading
Autograph Grading

Collectors Corner - Sportscards
PSA/DNA - Official Authenticator of NFL Auction

New! Photo Authentication
Have your SPORTS photos authenticated by the industry's leading experts.

Autograph Authentication
Have your autographs examined and certified by the world's foremost autograph experts.

Autographed Baseball
Grading
Have your signed baseballs graded and authenticated by the leading experts.

Professional Bat Authentication
Have your bats graded and authenticated by the industry's leading experts.

  
 
  Signed-In-The-Presence Autograph Authentication
Signed-In-The-Presence autographs are witnessed by PSA/DNA representatives and are guaranteed authentic by PSA/DNA authentication services.
Autograph Grading
Have ALL your autographs authenticated and graded.
SUBMISSION CENTER

RookieBallTM and RookieGraphTM
Submit your Rookie-autographed item for certification.

PSA/DNA Submission Update: Autograph Encapsulation

Important Note: New Look for PSA/DNA

Important Note: PSA/DNA Auction Letters of Authenticity

Memory Lane, Inc

Market Report and News

Peter Calderon Joins Heritage as Sportscard Expert
Heritage Auction Galleries is pleased to announce the addition of veteran vintage sportscard expert Peter Calderon to the staff, who brings with him a wealth of hobby experience and an encyclopedic knowledge of vintage trading cards. Heritage Auction Galleries is pleased to announce the addition of veteran vintage sportscard expert Peter Calderon to the staff, who brings with him a wealth of hobby experience and an encyclopedic knowledge of vintage trading cards. continue...

Start The Revolution: Washington, Hancock, Sam Adams Top July R&R Auction Results
Stars, stripes, and signatures led the parade of treasures at R & R Auction Company’s July sale, which concluded on July 16. continue...

SCP Auction July 2008 Internet Auction Nets $2.3 Million
Pre War Cards (T210 Jackson $165,486, N162 Kelly $63,337, 1935 Nat’l Chicle Nagurski $66,354) Lead an Impressive Lineup of Important Memorabilia and Cards continue...

Historic Live Sports Auction To Blow into Chicago this August
Mastro Auctions to conduct world’s most concentrated auction of high-end Sports memorabilia, many items never before publicly offered, including Griffey’s 600 home run ball; portion of event to benefit the Derrek Lee 1st Touch Foundation continue...



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PSA/DNA
P.O. Box 6180 Newport Beach, CA 92658
Tele: (800) 325-1121, (949) 833-8824
Fax: (949) 833-7660
info@psadna.com
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