Gala Ballet At Royal Opera House, Covent Garden -- Mr. Harold Wilson, President of Board of Trade with his wife (left) wearing black dress decorated in silver, and Mrs. Digby Morton, in Moonshine Blue Edwardian dress. Buyers from all over the world arrive this week to see London fashion house's Spring collections. At the Royal Opera House. Covent Garden, this evening, the Incorporated Society of London Fashion Designers, entertained visitors. The Society have booked the Grand Tier for the evening ballet performance, and gave a supper party in the theatre. January 26, 1950. (Photo by Fox Photos).