This is a 2 1/2" X 4 1/4" (larger than a business card) Admission Pass issued by the US Maritime Service Training Station, Sheepshead Bay, Recreation and Morale Department. American Theatre Wing - Club for Merchant Seamen.

It reads "Admistrative Personnel Admission to the American Theatre Wing Club for Merchant Seamen - 109 West 43rd St., New York City - Life with Father - Oct 12 1944 - Good Only for Administrative Personnel of U.S.M.S. Training Station, Sheepshead Bay, Brooklyn, New York"