. . "1931 - 1950" . . "1941 - 1950" . . . . . . . "This is the era of memorable song hits the decade of the '40's"@en . . . . . . . . . "Decade of the '40's"@en . . "This is the era of memorable song hits the decade of the '40s" . . . . . . . . . . . . . . . . . . . . . . .