Book Collector

Needs Help

to identify the original publications of "Marvo Mahtaja" adventure story serials published finnish in Jännityslukemisto -magazine in 1956

"Marvo Mahtaja maan uumenissa" science fiction -adventure story serial was published finnish in Jännityslukemisto -magazine in 1956. I have been unable to find any foreign story this has been translated from. I need help!
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