
The American R R of Porto Rico cuts through the northern corner of this landscape, reflecting the coastal connectivity of the mid-twentieth century. To the south, a dense network of homesteads and small structures populates the barrios of Bejucos, Guerrero, and Arenales Bajos, illustrating the intensive land use and agricultural settlement patterns characteristic of northwestern Puerto Rico during this era. The presence of the Planta Electrica de Isabela and the prominent Canal de Desviacion suggests a developing rural infrastructure focused on water management and electrification.
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This is the sole edition of this map. No revisions or reprints were ever made.
1937 · Moca
USGS Topo · 1:20,000
1938 · Quebradillas
USGS Topo · 1:20,000
1941 · Moca
USGS Topo · 1:30,000
1941 · Isabela
USGS Topo · 1:30,000
1942 · Moca
USGS Topo · 1:30,000
1950 · Moca SE
USGS Topo · 1:10,000
1950 · Quebradillas NO
USGS Topo · 1:10,000
1950 · Moca SO
USGS Topo · 1:10,000
1950 · Moca NO
USGS Topo · 1:10,000
1950 · Isabela SO
USGS Topo · 1:10,000