Academic garb of the University of Durham
Mortarboard, tricorn hat with golden tassel, John Knox cap with pompon
(click to enlarge)
Get a copy of this wonderful book:
Goff, Philip: University of London - Academic Dress
The University London Press, London 1999
ISBN 0-7187-1608-6
(Painting by Hans Holbein)
John Knox cap is worn by humanists and university doctors of XVI century.