AD - CHICAGO - MARSHALL FIELD'S DEPARTMENT STORE - KNITWEAR FOR YOUNG CHILDREN - APPEALING TO GRANDMOTHERS FOR GIFT-GIVING - NOTE THE OLD PAIR OF HANDS HELPING THE YOUNG GIRL DO MAKE A STRONG SENTIMENTAL IMAGE - SENTIMENTALITY, DESPITE THE STUFF ABOUT "HOG BUTCHER TO THE WORLD" AND POLITICAL CORRUPTION AND "THE OUTFIT," FEATURED STRONGLY IN CHICAGO'S IDENTITY - 1968