On the left, an 1890-inspired party frock in striped taffeta with the stand-up collar, tight bodice, near-crinoline skirt, and steel-buttoned, three-quarter sleeves characteristic of a decade when fashion reached an all-time height of dash and distinction. By Blanes. Added is a piquant student's collar, artist's bow and figure-flattering vertical stripes. On the right is a dress of featherlight tweed by Frederica, its blouse and skirt air accomplished by means of a built-in belt and softly blousing top. Here, at last, tailoring has become completely feminine - a matter of sculpting to the form rather than following hard, masculine lines.