Columbia subject headings:
Harvard subject headings:
Artisans--Germany--Annaberg (Landkreis)--Societies, etc.--History--Congresses.
Conflict management--Germany--Annaberg (Landkreis)--History--Congresses.
Construction industry--Germany--Annaberg (Landkreis)--History--Congresses.
Labor disputes--Germany--Annaberg (Landkreis)--History--Congresses.
Stonemasonry--Germany--Annaberg (Landkreis)--History--Congresses.
Stonemasons--Germany--Annaberg (Landkreis)--History--Congresses.
Supervisors, Industrial--Germany--Annaberg (Landkreis)--History--Congresses.
Princeton subject headings:
Construction industry--Europe--History--15th century--Congresses.
Construction industry--Europe--History--16th century--Congresses.