Columbia subject headings:
Associations, institutions, etc.--Germany--Rhineland-Palatinate--History.
Guilds--Germany--Rhineland-Palatinate--History.
Harvard subject headings:
Artisans--Legal status, laws, etc.--Germany--Pfalz-Zweibrücken--History.
Guilds--Law and legislation--Germany--Pfalz-Zweibrücken--History.
Princeton subject headings:
Commercial law--Pfalz-Zweibrücken--History.
Guilds--Legal status, laws, etc.--Germany--Pfalz-Zweibrücken--History.
Trade associations--Germany--Pfalz-Zweibrücken--History.