Soil survey of Pontotoc County, Mississippi /

"By Frank Bennett and R. A. Winston" --title page.

Soil survey of Alleghany County, North Carolina /

"By T. Avon Burke, and H.D. Lambert" -- t.p.

Soil survey of Beauford County, North Carolina /

Map laid in.

Soil survey of Kay County, Oklahoma /

"By N.M. Kirk, and R.C. Jurney" -- t.p.

Soil survey of Muskogee County, Oklahoma /

Advance sheets--Field operations of the Bureau of Soils, 1913.

Soil survey of Multnomah County, Oregon /

Advance sheets--Field operations of the Bureau of Soils, 1919.

Soil survey of Blair County, Pennsylvania /

"Advance sheets--Field operations of the Bureau of Soils, 1915".

Soil survey of Clearfield County, Pennsylvania /

"Advance sheets - Field Operations of the Bureau of Soils, 1916."

Soil survey of Mercer County, Pennsylvania /

"Advance sheets--field operations of the Bureau of Soils, 1917".

Reconnoissance soil survey of southeastern Pennsylvania [microform] /

Includes one folded color map.

Limitations in the use of the end-window counter in the assaying of stream waters for beta radioactivity /

Mode of access: Internet.

Soil survey of Hoke County, North Carolina /

"Advance sheets--field operations of the Bureau of Soils, 1918"--Cover.

Ecological changes associated with the industrialization of Cedar Bayou and Trinity Bay, Texas /

Mode of access: Internet.

Analysis of the sulfur content of Illinois streams, with emphasis on contributions from the atmosphere /

Cover title.

Baseline loadings of nitrogen, phosphorus, and sediments from Illinois watersheds : October 1980 - September 1996 /

The purpose of the report is to evaluate baseline loadings of nutrients and sediment to the Mississippi River and the Ohio River from the state of Illinois and to identify the sources of those loads; also evaluated are baseline loadings of nutrients and sediments to the Illinois River from its tributaries.