Evening gown, by Sir Norman Hartnell, 1960. Duchesse satin, pearls, sequins, beads, diamantes. Royal Collection Trust/All Rights Reserved. H.M. Queen Elizabeth II wore the gown to the opening of Parliament in Freetown, Sierra Leone, on December 12, 1961 (see above photo, via romanbenedikhanson on Flickr).
Prince Charles steps up as Abbey stairs 'too steep' for Queen
A spokesman for the Royal family said the sovereign's stall within the Tudor chapel was reached by very steep wooden steps and she would be wearing her full regalia which includes a heavy silk cloak and tiara
Evening gown, by Sir Norman Hartnell, 1967. Silk crêpe embroidered with crystal beads, silver bugle beads, sequins and diamanté. H.M. Queen Elizabeth II wore this dress for the service held on July 1, 1967, in Ottawa to commemorate the 100th anniversary of the Confederation of Canada (see accompanying Associated Press photo). Royal Collection Trust.
Norman Hartnell, turquoise-blue dress with a matching bolero jacket of silk taffeta, guipure lace and silk tulle worn by The Queen to the wedding of her sister Princess Margaret and Mr Antony Armstrong-Jones on 6 May