
Agricultural development and flood control infrastructure dominate the landscape of southern Texas as captured in this mid-century survey. The massive North Floodway and its accompanying Pilot Channel slice through the terrain, illustrating the significant engineering efforts required to manage water in the Rio Grande Valley. To the north, Santa Rosa Lake provides a natural landmark amidst a grid of irrigation works, including the Elevated Canal system and multiple Pumping Stations.
20 named features on this map. Tap any name to fly to it.
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3 editions found
1929 · Rio Hondo
USGS Topo · 1:24,000
1929 · Harlingen
USGS Topo · 1:24,000
1929 · Santa Rosa
USGS Topo · 1:24,000
1929 · La Feria
USGS Topo · 1:24,000
1932 · Combes
USGS Topo · 1:31,680
1932 · Rio Hondo
USGS Topo · 1:31,680
1932 · Harlingen
USGS Topo · 1:31,680
1933 · Santa Rosa
USGS Topo · 1:31,680
1933 · Paso Real
USGS Topo · 1:31,680
1936 · La Feria
USGS Topo · 1:31,680