“JAKE” AND JILLS—Arriving in New York on the SS Atlantic, Jacob (“Long Jake ) Nacken, a seven-foot, eight-inch giant from Germany, got a chance to display his muscle. Comfortably perched or his arms are showgirls Siri, left, and Rosemary Kittleton, who are themselves over six feet tall, Jake’s real mission to the U. S. is to play the part of the “world’s largest Santa Claus” for a New Jersey motor car company.