From the look of the studio and a comparison of it to other major broadcasting operations' studios, clothing fashion, and orchestra instrumentation, it is most likely circa 1930s to early 1940s. After television began, there was no need for large radio studios like this that would seat 600 people, as described on the back of the card. They were either converted into studios for television broadcasts or broken up into smaller radio studios for radio broadcasting use without capacity for audiences. The large WMAQ radio studios of the 1930s and 1940s all became television studios, as an example. WMAQ Studio A-radio days WMAQ Studio A-television--as the television station moved in 1989

• (30. August 2011 (Original-Hochladedatum); unrelated to date of photo)

Transferred from en.wikipedia by SreeBot

• Original-Bildunterschrift: „
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• The photo has no copyright markings on it as can be seen in the links above.
• United States Copyright Office page 2 "Visually Perceptible Copies The notice for visually perceptible copies should contain all three elements described below. They should appear together or in close proximity on the copies.

1. The symbol © (letter C in a circle); the word “Copyright”; or the abbreviation “Copr.”
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3. The name of the copyright owner, an abbreviation by which the name can be recognized, or a generally known alternative designation of owner.1 Example © 2007 Jane Doe."