Columbia subject headings:
Harvard subject headings:
Artisans--Mexico--Oaxaca Valley.
Brick trade--Mexico--Oaxaca Valley.
Peasants--Mexico--Oaxaca Valley.
Small business--Mexico--Oaxaca Valley.
Princeton subject headings:
Artisans--Mexico--Oaxaca Valley.
Brick trade--Mexico--Oaxaca Valley.
Peasants--Mexico--Oaxaca Valley.
Small business--Mexico--Oaxaca Valley.