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February 13, 2024

Chicago Tribune Interviews Michael (February 2024)

Written by Michael Osacky, Lead Appraiser at PSA

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Into the lucrative world of sports trading cards and memorabilia with expert Michael Osacky

Michael Osacky

Founder of Baseball in the Attic and Lead Appraiser at PSA, Michael Osacky has more than 30 years of experience in the hobby, providing independent, USPAP-compliant, and ISA-accredited appraisals for sports cards and memorabilia across all major sports.

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