1940s Maps of Río Blanco, Naguabo
Explore 7 historic maps of Río Blanco from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.
Whether you're researching your family's past, planning a metal detecting trip, or studying how Río Blanco's landscape evolved across the 1940s, these high-resolution maps are a powerful tool for exploring the history of this region.
- Focus on a specific era: All maps on this page are from the 1940s, giving you a focused view of this time period.
- See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
- Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
- View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.
Start exploring Río Blanco's history through authentic maps from the 1940s. This is your window into the past.
Río Blanco, Naguabo maps
(7)- 1945 Map of El Yunque
1945 El Yunque1945 Print · USGSThe peaks of the Luquillo range rise sharply in the mid-1940s, showing the interior of the Caribbean National Forest before modern expansion. Genealogists and historians can trace old community sites like Mameyes (Palmer), the Escuela Casiano Cepeda, and the localized activity at La Mina. - 1946 Map of El Yunque
1946 El Yunque1946 Print · USGSNortheastern Puerto Rico is depicted here in the mid-1940s, showcasing the mountainous interior as it rises from the coast. Researchers can trace the trails and summits of the Luquillo National Forest or locate rural landmarks like Mameyes (Palmer) and the Escuela Casiano Cepeda.3 unique versions available - 1946 Map of Humacao
1946 Humacao1946 Print · USGSCoastal Puerto Rico in the mid-forties was a landscape defined by the sugar industry and its specialized rail networks. Genealogists and historians can trace the worker colonias and railroads like the Ferrocarril de Pasto Viejo and Central Ejemplo.4 unique versions available - 1947 Map of El Yunque SO
1947 El Yunque SO1947 Print · USGSThe rainforest peaks of eastern Puerto Rico are captured in this mid-century survey as they appeared before modern infrastructure reached deep into the mountains. Researchers can trace the high-altitude municipal boundaries near El Toro Southwest Peak and the source of the Río Grande de Loíza. - 1947 Map of El Yunque SE
1947 El Yunque SE1947 Print · USGSNaguabo and the surrounding peaks are shown during the late 1940s when the forest was managed under its former name. Trace the early trails and landmarks of the Caribbean National Forest, from the summit of Pico El Yunque to the Area Recreo de la Mina. - 1947 Map of Humacao NE
1947 Humacao NE1947 Print · USGSEastern Puerto Rico in the late 1940s reveals a landscape of hydroelectric power and sugarcane colonies. Trace the industrial footprint of the Planta Hidroelectrica de Rio Blanco and the rail lines of Ferrocarriles del Este. - 1947 Map of Humacao NO
1947 Humacao NO1947 Print · USGSEastern Puerto Rico in the late 1940s reveals a landscape defined by the sugar industry and the mountains of the Caribbean National Forest. Genealogists and historians can trace the early footprints of settlements like Pueblito del Rio and Melillas along the banks of the Rio Gurabo.
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