1. 
   Bicorne
   The bicorne or bicorn (two-cornered) is an archaic 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...
   Found op http://en.wikipedia.org/wiki/Bicorne
   
   
2. 
   Bicorne
   The bicorne or bicorn was a hat worn from the 1780s. The bicorne had the brim turned up at the front and back, completely hiding the crown. The brim was pressed in at the front to form a peak. The front-left of the hat was usually decorated with a cockade or rosette. The bicorne was traditionally pa...
   Found op http://www.probertencyclopaedia.com/browse/PB.HTM
   
   
3. 
   Bicorne
   Hat of the late 18th and early 19th century wide brims were folded up to form two points.
   Found op http://www.hatsuk.com/hatsuk/hatsukhtml/bible/glossary.htm
   
   
4. 
   bicorne
   1) Bicorn 2) Cocked hat 3) Old hat
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/bicorne/1
   
   

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