A search for original registrations was done in artwork for the year 1945. There were no listings for Acme Newspictures; there's no evidence that this photo was ever copyrighted.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.
{{Information |Description=Photo of workmen clearing the wreckage of the B-25 bomber that crashed into the Empire States Building at the 78th floor in 1945. |Source=[http://www.ebay.com/itm/1945-Original-Photo-B-25-PLANE-CRASH-in-EMPIRE-STATE-BUILDING-...