. "The Gardner-Smith correspondence : Martin Gardner's correspondence with Marshall D. Smith, illustrator of \"The expert at the card table.\""@en . . . . . "Records and correspondence"@en . . . "Contains Gardner's correspondence with Smith to identify the author who wrote as \"W. W. Erdnase.\""@en . . . . "The Gardner - Smith correspondence : Martin Gardner's correspondence with Marshall D. Smith, illustrator of The expert at the card table"@en . . . . . . . "Smith Magic Collection (Brown University)" . . . .