Street & Smith's Unknown.
| New Title: | Unknown worlds |
|---|---|
| Corporate Author: | |
| Format: | Journal |
| Language: | English |
| Published: |
New York :
Street & Smith,
1939-1941.
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| Subjects: |
| Published: | Began with March 1939; ceased with August 1941 issue. |
|---|---|
| Item Description: | Description based on: Volume 1, number 2 (April 1939) issue; title from masthead. The Cushing Library/Science Fiction Collection copies are a gift of Bob Brittingham for the Science Fiction and Fantasy Research Collection. |
| Physical Description: | volumes : illustrations ; 24 cm. |
| Publication Frequency: | Monthly |