F R Twenter

Geological Survey Professional Paper

• Author(s): Geological Survey (U.S.)

• Type: Book
• -
• Published: 1970
• -
• Publisher: Unknown

None

Geological Survey Professional Paper

• Categories: Geology

• Type: Book
• -
• Published: 1982
• -
• Publisher: Unknown

None

The Protection of Ground and Surface Waters, January 1982-August 1987

• Categories: Agricultural chemicals

• Type: Book
• -
• Published: 1988
• -
• Publisher: Unknown

None

Monthly Catalog of United States Government Publications

• Author(s): United States. Superintendent of Documents

• Categories: Government publications

• Type: Book
• -
• Published: 1987
• -
• Publisher: Unknown

None

U.S. Geological Survey Water-supply Paper

• Categories: Water-supply

• Type: Book
• -
• Published: 1982
• -
• Publisher: Unknown

None