Columbia subject headings:
Manatí (P.R.)--History.
Monserrate Hacienda (P.R.)--History.
Sugarcane industry--Puerto Rico--Manatí--History.
Harvard subject headings:
Manatí (P.R.)--History.
Monserrate Hacienda (P.R.)--History.
Sugarcane industry--Puerto Rico--Manatí.
Princeton subject headings:
Manatí (P.R.)--History.
Monserrate Hacienda (P.R.)--History.
Sugarcane industry--Puerto Rico--Manatí--History.