An "Anthony Eden" hat, or simply an "Anthony Eden", was a silk-brimmed, black felt Homburg of the kind favoured in the 1930s by Anthony Eden, later 1st Earl of Avon (1897–1977). Eden was a Cabinet Minister in the British National Government, holding the offices of Lord Privy Seal from 1934–1935 and Foreign Secretary 1935 to 1938.
Beefeaters do not wear tall fuzzy hats, the Buckingham Palace Guards or Household Troops do. They are called Bearskin Hats. The Yeomen of the Guard, or Beefeaters, are ceremonial guards at the Tower of London who wear scarlet and gold uniforms from the fifteenth century and carry a halberd.
The bicorne or bicorn is a historical form of hat widely adopted in the 1790s as an item of uniform by European and American military and naval officers. It is now most readily associated with Napoléon Bonaparte but in practice most generals and staff officers of the Napoleonic period wore bicornes, and it survived as a widely worn full-dress headdress until at least 1914.
Under her Bycocket is a simple veil and her hair flows freely beneath. By the mid to the latter half of the 14th Century, the Bycocket was still the favoured Hat to be worn by both sexes while hawking, but it became much more exaggerated. The crown would be oversized and elaborately decorated.