Butterick 3716; 1970s; Bikini Swimsuit and Dress Cover-Up. Halter-top swimsuit with shaped midriff band, V-neckline, elasticized back with hook and eye closing. Bikini briefs with band and elasticized edges. Close-fitting, A-line coverup has round neckline, short raglan sleeves, and front buttoned closing. Topstitch trim.