
Donaldsonville serves as the focal point of this riverine survey, where the Mississippi River takes a sharp bend near Bringier Point and Point Houmas. The town's grid is dense with civic and religious history, anchored by the Ascension Parish Courthouse and several denominational burial grounds including Protestant Cem, Bikur Sholim Cem, and the Ascension of Our Lord Catholic Cem. Across the river and downstream, the landscape transitions into a pattern of historic settlements like Union, Welcome, and Lauderdale, often organized along the primary corridors of River Rd. Extensive wetlands and drainage networks such as the Seatra Canal, Saint James Canal, and Bayou Verret define the interior land use, illustrating the complex relationship between the agricultural stretches of the river parishes and the low-lying basins that surround them. Small riverside communities like Aben and Lemannyville further mark the transit routes along the levee system.
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1892 · Donaldsonville
USGS Topo · 1:62,500
1892 · Thibodaux
USGS Topo · 1:62,500
1927 · Thibodaux NW
USGS Topo · 1:31,680
1932 · Thibodaux NE
USGS Topo · 1:31,680
1935 · Gonzales
USGS Topo · 1:31,680
1936 · White Castle
USGS Topo · 1:62,500
1939 · Donaldsonville
USGS Topo · 1:62,500
1940 · Lagan
USGS Topo · 1:31,680
1940 · Madewood
USGS Topo · 1:31,680
1945 · New Orleans
USGS Topo · 1:250,000