File Drawer 1

Contains four pages of well data compilations and the first eleven pages of a 46-page chart labeled "Depth to ground-water level below land surface datum."

Contains USGS maps; table entitled "Records of wells in the Fountain Creek area, Colorado."

Contains topographic maps from the High Plains Hydrological Studies--(1) Rainbolt's Playa Lake and (2) Windscheffel's Playa Lake; Ground Water Studies, High Plains Area, Colorado; copies of USDA maps.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

The maps, charts, drawings and hydrographs in this subseries generally relate to the La Junta-Las Animas study. Often there are USGS maps with annotations by the researchers. There are a few Bureau of Reclamation maps related to the Fryingpan-Arkansas project. The items are in no particular order other than separated by size for storage purposes.

The maps, charts, drawings and hydrographs in this subseries generally relate to the La Junta-Las Animas study. Often there are USGS maps with annotations by the researchers. There are a few Bureau of Reclamation maps related to the Fryingpan-Arkansas project. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.

This subseries includes early maps of the San Luis Valley as well as maps specifically from the study related to sump drains. There are also a number of drawings related to a phreatophyte study. The items are in no particular order other than separated by size for storage purposes.