It was inaugurated on 21 March 1912 by King George V with Queen Mary, Princess Mary and Prince George in temporary accommodation within the second-floor State Apartments at Kensington Palace.
The inauguration of a structure took place on 21 March 1912, with King George V as the presiding figure, accompanied by his wife Queen Mary, their daughter Princess Mary, and their son Prince George who were temporarily residing in the second-floor State Apartments at Kensington Palace.