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Water quality biological assessment -- Pennsylvania -- Chester County

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Filed under: Water quality biological assessment -- Pennsylvania -- Chester County

Assessment of stream conditions and trends in biological and water-chemistry data from selected streams in Chester County, Pennsylvania, 1981-97 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2002), by Andrew G. Reif, Chester County Water Resources Authority, and Geological Survey (U.S.) (page images at HathiTrust; US access only)
Assessment of stream quality using biological indices at selected sites in the Red Clay and White Clay Creek basins, Chester County, Pennsylvania, 1981-97 ([U.S. Dept. of the Interior, U.S. Geological Survey], 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)
Assessment of stream quality using biological indices at selected sites in the Brandywine Creek basin, Chester County, Pennsylvania, 1981-97 ([U.S. Dept. of the Interior, U.S. Geological Survey], 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)
Assessment of stream quality using biological indices at selected sites in the Delaware River basin, Chester County, Pennsylvania, 1981-97 ([U.S. Dept. of the Interior, U.S. Geological Survey], 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)
Assessment of stream quality using biological indices at selected sites in the Big Elk and Octoraro Creek basins, Chester County, Pennsylvania, 1981-97 (U.S. Dept. of the Interior, U.S. Geological Survey, 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)
Assessment of stream quality using biological indices at selected sites in the Schuylkill River basin, Chester County, Pennsylvania, 1981-97 (U.S. Geological Survey, 2002), by Andrew G Reif, Chester County Water Resources Authority, and Geological Survey (U.S.) (page images at HathiTrust)

Items below (if any) are from related and broader terms.

Filed under: Water quality biological assessment -- Pennsylvania

Relations of biological indicators to nutrient data for lakes and streams in Pennsylvania and West Virginia, 1990-98 (U.S. Dept. of the Interior, U.S. Geological Survey, 2003), by Robin A. Brightbill, Edward H. Koerkle, United States Environmental Protection Agency, Pennsylvania. Department of Environmental Protection, and Geological Survey (U.S.) (page images at HathiTrust)

Filed under: Water quality biological assessment -- Pennsylvania -- Schuylkill River Watershed

Assessment of stream quality using biological indices at selected sites in the Schuylkill River basin, Chester County, Pennsylvania, 1981-97 (U.S. Geological Survey, 2002), by Andrew G Reif, Chester County Water Resources Authority, and Geological Survey (U.S.) (page images at HathiTrust)

Filed under: Water quality biological assessment -- Big Elk Creek Watershed (Pa. and Md.)

Assessment of stream quality using biological indices at selected sites in the Big Elk and Octoraro Creek basins, Chester County, Pennsylvania, 1981-97 (U.S. Dept. of the Interior, U.S. Geological Survey, 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)

Filed under: Water quality biological assessment -- Brandywine Creek Watershed (Pa. and Del.)

Assessment of stream quality using biological indices at selected sites in the Brandywine Creek basin, Chester County, Pennsylvania, 1981-97 ([U.S. Dept. of the Interior, U.S. Geological Survey], 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)

Filed under: Water quality biological assessment -- White Clay Creek Watershed (Pa. and Del.)

Assessment of stream quality using biological indices at selected sites in the Red Clay and White Clay Creek basins, Chester County, Pennsylvania, 1981-97 ([U.S. Dept. of the Interior, U.S. Geological Survey], 2002), by Andrew G Reif, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)

Filed under: Pennsylvania -- Chester County

Chester County and its people. (Union History Co., 1898), by Wilmer W. Thomson (page images at HathiTrust)
Along the western Brandywine (F. S. Hickman, printer], 1912), by Wilmer W. MacElree (page images at HathiTrust)
History of Chester County, Pennsylvania, with genealogical and biographical sketches. (L. H. Everts, 1881), by John Smith Futhey and Gilbert Cope (page images at HathiTrust)
The ornithology of Chester County, Pennsylvania (Gorham Press, 1919), by Frank L. Burns (page images at HathiTrust)
Biographical and portrait cyclopedia of Chester County, Pennsylvania, comprising a historical sketch of the county, by Samuel T. Wiley. Together with more than five hundred biographical sketches of the prominent men and leading citizens of the county. (Gresham Publishing Company, 1893), by Winfield Scott Garner and Samuel T. Wiley (page images at HathiTrust)
Township of East Goshen, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Borough of Downington, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of East Bradford, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of East Vincent, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Effects of urbanization on storm-runoff volume and peak discharge of Valley Creek, eastern Chester County, Pennsylvania (Dept. of the Interior, U.S. Geological Survey ;, 1988), by Ronald A. Sloto, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)
Township of Pennsbury, Chester County, Pennsylvania. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1976], 1976), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of Thornbury, Chester County, Pennsylvania. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1976], 1976), by United States. Federal Insurance Administration (page images at HathiTrust)
Brown iron ores in Pennsylvania (Bureau of Topographic and Geological Survey, 1923), by J. Ross Corbin and Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
Lead and zinc ores near Phoenixville, Chester County, Pennsylvania (Bureau of Topographic and Geological Survey, 1923), by Benjamin L. Miller and Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)

Filed under: Agricultural labor -- Pennsylvania -- Chester County

Seasonal distribution of farm labor in Chester County, Pa. (U.S. Dept. of Agriculture, 1917), by George A. Billings (page images at HathiTrust)

Filed under: American poetry -- Pennsylvania -- Chester County

The poets and poetry of Chester County, Pennsylvania. Collected and ed. by George Johnston ... (Printed by J. B. Lippincott company, 1890), by George Johnston (page images at HathiTrust)

Filed under: Anorthosite -- Pennsylvania -- Chester County

Anorthosite in the Piedmont province of Pennsylvania (Bryn Mawr, Pa., 1923), by Isabel F. Smith (page images at HathiTrust)

Filed under: Birds -- Pennsylvania -- Chester County

The ornithology of Chester County, Pennsylvania, by Franklin Lorenzo Burns, in co-operation with local ornithologists ... (R. G. Badger, 1919), by Frank L. Burns (page images at HathiTrust)
Chester County birds (The Club, 1962), by West Chester Bird Club (Pa.) and Edward Shenton (page images at HathiTrust)
The ornithology of Chester County, Pennsylvania (Gorham Press, 1919), by Frank L. Burns (page images at HathiTrust)

Filed under: Botany -- Pennsylvania -- Chester County

Florula cestrica; an essay towards a catalogue of the phænogamous plants, native and naturalized, growing in the vicinity of the borough of West-Chester, in Chester County, Pennsylvania ... To which is subjoined an Appendix of the useful cultivated plants of the same district. (Printed for the author, by S. Siegfried, 1826), by William Darlington (page images at HathiTrust)
Flora cestrica: (Printed by S. Siegfried, 1837), by William Darlington (page images at HathiTrust)
Flora cestrica: an herborizing companion for the young botanists of Chester County...Pennsylvania. (Lindsay & Blakiston, 1853), by William Darlington (page images at HathiTrust)
A flora of Chester County, Pennsylvania, with especial reference to the Flora cestrica of Dr. William Darlington. (Academy of Natural Sciences, 1945), by Hugh E Stone and William Darlington (page images at HathiTrust)
A tribute to the memory of Peter Collinson : with some notice of Dr. Darlington's Memorials of John Bartram and Humphry Marshall. (W.H. Mitchell, 1851), by William H. Dillingham and William Darlington (page images at HathiTrust)
Flora of the Conowingo Barrens of Southeastern Pennsylvania (The Academy], 1911), by Francis W. Pennell and Academy of Natural Sciences of Philadelphia (page images at HathiTrust)
Flora cestrica : an herborizing companion for the young botanists of Chester County, Pennsylvania (Lindsay & Blakiston, 1853), by William Darlington (page images at HathiTrust)

Filed under: Crystalline rocks -- Pennsylvania -- Chester County

Development of a digital model of ground-water flow in deeply weathered crystalline rock, Chester County, Pennsylvania (U.S. Dept. of the Interior, Geological Survey, 1980), by L. J. McGreevy, Ronald A. Sloto, Chester County Water Resources Authority, and Geological Survey (U.S.) (page images at HathiTrust)

Filed under: Droughts -- Pennsylvania -- Chester County

Drought trigger ground water levels and analysis of historical water level trends in Chester County, Pennsylvania (U.S. Dept. of the Interior, U.S. Geological Survey :, 1996), by Curtis L. Schreffler, Geological Survey (U.S.), and Chester County Water Resources Authority (page images at HathiTrust)

Filed under: Education -- Pennsylvania -- Chester County

History of Westtown boarding school 1799-1899. (Press of Sherman & Co., 1899), by Watson W. Dewees, Sarah B. Dewees, and Westtown Boarding School (page images at HathiTrust)

Filed under: Enterobacteriaceae -- Environmental aspects -- Pennsylvania -- Chester County

Historical trends and concentrations of fecal coliform bacteria in the Brandywine Creek basin, Chester County, Pennsylvania (U.S. Dept. of the Interior, U.S. Geological Survey ;, 2001), by Debra A. Town, Geological Survey (U.S.), Chester County (Pa.). Health Department, and Chester County Water Resources Authority (page images at HathiTrust)

Filed under: Finance -- Pennsylvania -- Chester County

The finances of Chester county, Pennsylvania; a statement on present status and recent trends. (Philadelphia, 1934), by Pennsylvania Economic Council (page images at HathiTrust)

Filed under: Flood forecasting -- Pennsylvania -- Chester County

Township of East Goshen, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Borough of Downington, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of East Bradford, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of East Vincent, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of Pennsbury, Chester County, Pennsylvania. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1976], 1976), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of North Coventry, Pennsylvania, Chester County. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1978], 1978), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of Pocopson, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of Tredyffrin, Chester County, Pennsylvania. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of Thornbury, Chester County, Pennsylvania. ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1976], 1976), by United States. Federal Insurance Administration (page images at HathiTrust)
Township of Westtown, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Borough of West Chester, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of West Whiteland, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration and Delaware River Basin Commission (page images at HathiTrust)
Township of West Goshen, Pennsylvania, Chester County ([Washington, D.C.] : U.S. Department of Housing & Urban Development, Federal Insurance Administration, [1977], 1977), by United States. Federal Insurance Administration, Inc Betz Environmental Engineers, and Delaware River Basin Commission (page images at HathiTrust)

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