Key Date | Publication Date | Number | Indicia Publisher | Pages | Price | Frequency |
---|---|---|---|---|---|---|
1940-12-00 | December 1940 | 1 | Helnit Publishing Co. Inc. | 68 | 0.10 USD; 0.15 CAD | — |
1941-03-00 | March 1941 | 2 | Helnit Publishing Co. Inc. | 68 | 0.10 USD | — |
1941-04-10 | April 1941 | 3 | Helnit Publishing Co. Inc. | 68 | 0.10 USD | — |
1941-05-00 | May 1941 | 4 | Helnit Publishing Co. Inc. | 68 | 0.10 USD | — |
1941-06-00 | June 1941 | 5 | Helnit Publishing Co. Inc. | 68 | 0.10 USD | — |
1941-08-00 | August 1941 | 6 | Helnit Publishing Co. Inc. | 68 | 0.10 USD | monthly |
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