15a First name of the character played by Marilyn Munroe in Some Like it Hot, or linked with 'craft' for an art form used to decorate cakes and desserts [5]
20a Postage -----, item collected, studied or appreciated by a philatelist [5]
22a General name for an outdoor area associated with figures including Gertrude Jekyll, Vita Sackville-West etc [6]
50d Derived from the Latin 'dux' (leader) the highest of the five ranks of the peerage [4]