Columbia subject headings:
Clothing and dress--Europe--History--Congresses.
Men's clothing--Social aspects--Europe--Congresses.
Uniforms--Europe--History--Congresses.
Harvard subject headings:
Uniforms--Social aspects--Europe--History--Congresses.
Princeton subject headings:
Clothing and dress--Europe--History--Congresses.
Men's clothing--Social aspects--Europe--Congresses.
Uniforms--Europe--History--Congresses.