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Most likely a 1950 (first release in Italy) of this 1943 Albert S. Rogell oil drilling cowboy western ("Where men were wildcatters and fought like wildcats..."; "The Earth Explodes! As untamed men clash for power and a woman!"; "Wildcatters... Men who could lick their weight in wildcats... And did!"; "Glorifying the romantic pioneer spirit of America"; "Based on Thomson Burtis' Story 'War of the Wildcats'")