Columbia subject headings:
Harvard subject headings:
Artisans--Mexico--Mexico City--History.
Artisans--New Spain--History.
Guilds--Mexico--Mexico City--History.
Guilds--New Spain--History.
Princeton subject headings:
Artisans--Mexico--Mexico City--History.
Artisans--New Spain--History.
Guilds--Mexico--Mexico City--History.
Guilds--New Spain--History.