| Source: St. Louis Aviation News / Aviation Pictorial News (1946-1948) Location: Oversize flat / St.L. / 05 / Sa24a | |
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| Corporate Name: | Ludwig Music House |
| Address: | 709 Pine St.; 3535 South Grand Blvd. |
| Volume: | 1 |
| Issue: | 10 |
| Date of Publication: | July 1947 |
| Page: | 12 |
