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Watersheds : Upper Trinity River Basin comprehensive sewerage plan.
Map shows watershed divisions, watershed boundaries, existing and proposed reservoirs, counties, cities, towns. Includes legend and key map of study area. Scale [ca. 1:580,000].
Date:
1970
Creator:
North Central Texas Council of Governments
System:
The Portal to Texas History
Existing sanitary sewarage facilities 2 : Upper Trinity River Basin comprehensive sewerage plan.
Map shows sewered areas and trunk lines, watershed, existing and proposed reservoirs, major roads and highways, counties, cities, and towns. Includes legend and industry numbers. Scale [ca. 1:300,000].
Date:
1970
Creator:
North Central Texas Council of Governments
System:
The Portal to Texas History
Soils and septic tank concentrations: Upper Trinity River Basin comprehensive sewerage plan.
Map shows soils, septic tank concentrations, watershed, watershed boundaries, existing and proposed reservoirs, counties, cities, and towns. Includes legend, text notes, and key map of study area. Scale [ca. 1:580,000].
Date:
1970
Creator:
North Central Texas Council of Governments
System:
The Portal to Texas History
Plan de la ciudad de Los Angeles.
Map shows streets, structures, labeled public buildings, irrigation canals, the city plaza, roads out of the city. Relief shown by hachures. Scale [ca. 1:19,000].
Date:
1970
Creator:
Ord, Edward Otho Cresap, 1818-1883
System:
The Portal to Texas History