Vivian Blaine, the actress and singer who starred in both the Broadway and MGM productions of Guys and Dolls (as Miss Adelaide, Nathan Detroit’s fiancée), poses on her bike, dressed for a sporty ride in a sporty outfit.

Here’s the snipe for the 1951 photo: “VIVIAN BLAINE, STAR OF ‘GUYS AND DOLLS,’ LEAVES THIS WEEK FOR HOLLYWOOD TO APPEAR IN ‘SKIRTS AHOY!,’ FOR METRO-GOLDWYN-MAYER. IN A SPECIAL SALLY VICTOR HAT, MISS BLAINE KEEPS IN TRIM BY BICYCLING AND WEARS FOR THE OCCASION ALICE MARBLE’S PLAYCLOTHES FROM HAYMAKER SPORTS.”