21.   Tank tops beat a summer retreat, replaced by bare-backed apron tops in anything from traditional silk to high-tech plasticized fabrics.

22.   The cottage also served as a summer retreat for Presidents Buchanan, Hayes and Arthur.

23.   The Moore farm became a summer retreat for visiting grandchildren who romped in its meadows and woods.

24.   The pope departed by helicopter late Monday afternoon for the papal summer retreat in the lakeside town of Castel Gandolfo, in the Alban Hills southeast of Rome.

25.   The series portrays concentration camps as summer retreats and gas chambers as delousing units.