From back of envelope: Semi-fitted, slightly A-line, sleeveless dress with inverted V-seaming in front. Collarless, cutaway box jacket with contrast or self cord tie and trim at neckline and on bracelet length gathered sleeves. Crescent shaped pockets.
Pattern is by British designer Jean Muir for Jane & Jane line, which she was part of from 1962-1966.
Pattern is cut but complete, instructions are complete. Envelope is in fair shape with tears along the top front and slight yellowing. All fabric and notion requirements are complete on the back.
The front of the envelope has a pink icon that says "Selected by the Editors of Mademoiselle"!