Nice vintage 7 x 9 photo of Houdini in formal wear with his arms crossed, signed and inscribed in fountain pen 'To my good friend Henry Crossman Grover, with best wishes, Harry Houdini, March2/17.' Henry Crossman Grover was Houdini's co-author of the book The Right Way to Do Wrong, an expose of successful criminals. In fine condition, with trimmed edges, some light water damage, mostly to left edge and a single letter of signature a bit light. COA John Reznikoff/PSA/DNA and RRAuction COA.