The item has no copyright marks as can be seen in the links. At bottom right is a logo indicating the card was produced by a union print shop and Country of origin USA.
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 (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
Uploaded a work by {{unknown|author}}, distributed by: Metro-Goldwyn-Mayer from [https://www.ebay.com/itm/114300134428?hash=item1a9cd1a41c:g:CvsAAOSwkO5e8LwZ&amdata=enc%3AAQAHAAAAoIuswbJyopDaoDIGNY5tovaHlMeFV9Hn8mwCiBpBkynNX7JudzXwY3nx9nEQapcZlgmPDeoxqTMonxQVXyxaRO8BmYaaGk0%2F36wN3UePFGgeBo1EurXQuCmGEwhde4y9yayS3QW24tuuLYFRIQYWO1b9ViT50xV9Oqz%2BgwydRvrUmT93y6SZc%2B%2BAX3jpjn7iTcM%2FeXah0yihC2GZgX4qPHQ%3D%7Ctkp%3ABk9SR-LHs-vKYQ eBay] [https://archive.is/FLFS3 archiv...