|
GB1025.C7 A28 no.21
|
Hydrogeologic data for the Lower Arkansas River Valley, Colorado |
1 |
|
GB1025.C7 A28 no.22
|
Hydrologic data for the San Luis Valley, Colorado |
1 |
|
GB1025.C7 A28 no.23
|
Hydrogeologic data for the northern High Plains of Colorado |
1 |
|
GB1025.C7 A28 no.24
|
Water-level records for the northern high plains of Colorado, 1968-72 |
1 |
|
GB1025.C7 A28 no.25
|
Ground-water levels in the lower Arkansas River Valley of Colorado, 1968-72 |
1 |
|
GB1025.C7 A28 no.26
|
Ground-water levels in the South Platte River Valley of Colorado, 1968-72 |
1 |
|
GB1025.C7 A28 no.27
|
Rainfall-runoff data from small watersheds in Colorado : June 1968 through September 1971 |
1 |
|
GB1025.C7 A28 no.28
|
Water-level records, 1969-73, and hydrogeologic data for the northern High Plains of Colorado |
1 |
|
GB1025.C7 A28 no.29
|
Ground-water levels in the lower Arkansas River Valley of Colorado, 1969-73 |
1 |
|
GB1025.C7 A28 no.30
|
Ground-water levels in the South Platte River Valley of Colorado, spring 1973 |
1 |
|
GB1025.C7 A28 no.31
|
Hydrologic data from the Piceance Basin, Colorado |
1 |
|
GB1025.C7 A28 no.32
|
Water-level records, 1969-73, and hydrogeologic data for Baca and southern Prowers counties, Colorado |
1 |
|
GB1025 .C7 A28 no.33
|
Water-level records for the northern High Plains of Colorado, 1970-74 |
1 |
|
GB1025.C7 A28 no.34
|
Selected water-level records for Colorado, 1970-74 |
1 |
|
GB1025.C7 A28 no.35
|
Hydrologic and geophysical data from the Piceance Basin, Colorado |
1 |
|
GB1025.C7 A28 no.36
|
Hydrogeologic and water-quality data in western Jefferson County, Colorado |
1 |
|
GB1025.C7 A28 no.37
|
Water-level records for Colorado, 1971-75 |
1 |
|
GB1025.C7 A31
|
Geology and ground-water resources of parts of Lincoln, Elbert, and El Paso Counties, Colorado : with special reference to Big Sandy Creek Valley above Limon |
1 |
|
GB1025.C7 A32 no.5
|
Occurrence of ground water in the Ogallala and several consolidated formations in Colorado : A report to the Ground-water Codification and Research Studies Committees |
1 |
|
GB1025.C7 A32 no.7
|
Prospects for irrigation in eastern Cheyenne and Kiowa Counties, Colorado |
1 |