Complex sentence: The Clerks at the Table used to wear Court dress with wing collar and white tie, a "bob" (barrister's) wig and a silk gown, however, as of February 2017 the Clerks will only have to wear gowns.
Split into simpler sentences: The Clerks at the Table used to wear Court dress with wing collar and white tie, a "bob" (barrister's) wig and a silk gown. However, as of February 2017 the Clerks will only have to wear gowns.