It can be dated by the show's history. This is plainly a photo taken on the CBS television set for the program. CBS carried the show from 1949-1952. General Foods' Sanka Coffee was the sponsor during this time and the geranium in the window is seen in a Sanka can.
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.
The original description page was here. All following user names refer to en.wikipedia.
Upload date | User | Bytes | Dimensions | Comment
2011-07-27 23:52 (UTC) | We hope | 75020 (bytes) | 684×881 | Photo cropped and minor flaws fixed. Previous upload was to establish there are no copyright marks on the photo.
2011-07-27 23:51 (UTC) | We hope | 144894 (bytes) | 1500×941 | {{commons ok}} {{Information |Description=Publicity photo of Gertrude Berg on the set of ''The Goldbergs'' television show. |Source=[http://cgi.ebay.com/1952-Gertrude-Berg-Yoo-Hoo-Mrs-Bloom-Star-Photo-/160616261752?pt=Art_Photo_Images&hash=item256579a878#
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(Original text) : {{commons ok}} {{Information |Description=Publicity photo of Gertrude Berg on the set of ''The Goldbergs'' television show. |Source=[http://cgi.ebay.com/1952-Gertrude-Berg-Yoo-Hoo-Mrs-Bloom-Star-Photo-/160616261752?pt=Art_Photo_Images&ha