
The Rio Grande de Loiza winds through a landscape of coastal lagoons and industrial growth in this mid-century survey of northeastern Puerto Rico. The sugar industry remains a dominant force with the Central Canovanas and Central Victoria mills anchoring the local economy. At the same time, the transition toward modern infrastructure is evident in the presence of the Aeropuerto Internacional and the Hipodromo El Comandante racing facility near El Comandante.
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This is the sole edition of this map. No revisions or reprints were ever made.
1940 · Carolina
USGS Topo · 1:30,000
1941 · San Juan
USGS Topo · 1:30,000
1941 · Rio Grande
USGS Topo · 1:30,000
1941 · Carolina
USGS Topo · 1:30,000
1945 · El Yunque
USGS Topo · 1:30,000
1946 · El Yunque
USGS Topo · 1:30,000
1946 · Aguas Buenas
USGS Topo · 1:30,000
1946 · Gurabo
USGS Topo · 1:30,000
1947 · Carolina
USGS Topo · 1:30,000
1947 · Gurabo NE
USGS Topo · 1:10,000