Description:Lou Gehrig auto. postcard. Signed on the reverse, "Best Wishes Ray Lou Gehrig" in black fountain pen rating 9 out of 10. The address has also been handwritten (To Ray) by Gehrig. Postcard is dated July 15, 1937, and the front pictures Detroit's Hotel Book-Cadillac from where it was sent. Includes LOA from James Spence Authentication: Card: EX, Signature: NM-MT