4 LETTERS 6 UNDERGROUND SWINGERS CLUB 9 DOWNSTAIRS LETTER SERVICE 10 SEXUAL TOYS 12 AMATEUR PHOTO CONTEST 14 HOW TO GET IT UP DOWN SOUTH 17 FIVE LIBERATED COUPLES 20 ELLEN AND JIM 26 INTERCOURSE W ITH Carter Stevens 28 LUST AND FLESH 42 SEX ON CREDIT 44 AFTERNOON LOVERS 50 MANHATTAN SKYLINE: CABLE TV'S HOTTEST SHOW 52 LIFE STYLES 54 SEXUAL PLASTIC SURGERY