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- Geological Survey (U.S.), 1967, Water Resources Data for Colorado, 1966; Part 2. Water Quality Records: Water Data Report CO-66-2, 106 p.,
- Geological Survey (U.S.), 1967, Water resources data for Minnesota, 1966; Part 1. Surface water records and Part 2. Water quality records: Water Data Report MN-66-1-2, 228 p.,
- Geological Survey (U.S.), 1967, Water resources data for Nevada, 1966: Water Data Report NV-66-1, NA,
- Geological Survey (U.S.), 1967, Water resources data for Wisconsin, 1966; Part 1. Surface water records and Part 2. Water quality records: Water Data Report WI-66-1-2, 228 p.,
