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PSA was launched in July 1991 by David Hall, owner of the coin grading company Professional Coin Grading Service (PCGS), to serve collectors as a third-party card grader. [1] At the outset, the business faced difficulties owing to a limited demand from collectors who sought card grading services. [2]
Collectors Universe Inc. is an American company formed in 1986, now based in Santa Ana, California, which provides third-party authentication and grading services to collectors, retail buyers and sellers of collectibles. Its authentication services focus on coins, trading cards, sports memorabilia, and autographs.
Standish served as Vice President of Professional Sports Authenticator (PSA) and launched PSA/DNA First autograph Sammy Sosa- authentication from 1996 to 2001. During that time, Standish authenticated a number of high-profile sports items including Mark McGwire ’s 70th home run ball [ 13 ] and Henry Aaron ’s 715th home run bat and ball. [ 14 ]
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Numismatic Guaranty Company (NGC) is an international third-party coin grading and certification service based in Sarasota, Florida. It has certified more than 60 million coins. NGC certification consists of authentication, grading, attribution, and encapsulation in clear plastic holders.
A rookie card is a trading card that is the first to feature an athlete after that athlete has participated in the highest level of competition within their sport. [1] [2] Collectors may value these first appearances more than subsequent card issues.
PSA Airlines, a subsidiary of American Airlines Group; Pisa International Airport, Pisa, Italy, IATA code PSA; Pacific Southwest Airlines, US, 1949 to 1988, ICAO code PSA; Penn Station Access, a planned New York City rail upgrade; PSA Group, Peugeot Société Anonyme, a defunct French multinational automobile manufacturer now part of Stellantis