At the Chicago Sun-Times show at the Rosemont Convention Center, Rosemont police were called after dealers reported they had merchandise taken from their tables.
Both incidents occurred on Saturday, Mar. 20.
According to police reports obtained by the Journal in Des Plaines, one dealer alleged that a white male wearing dark clothes took a baseball signed by Roberto Clemente valued at $1,600. Another booth operator said he discovered two Mickey Mantle baseball cards, valued at $970, missing from his table.
No suspects were arrested in either case.