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1.

Map b of Baltimore and Harford counties Maps maps University Of Maryland university-of-maryland

1839. Weber, Edward. Illustrated map of Baltimore and Harford counties, 1839. Map includes some geological information regarding the Chesapeake Bay shores. 49.3 x 34.6 ...

6.
Datasets datasets

Chesapeake Bay Watershed Land Cover Data Series 1984 Datasets datasets Pennsylvania State University pennsylvania-state-university

1984. United States Geological Survey (USGS). To better understand how the land is changing and to relate those changes to water quality trends, the USGS funded the production of a Chesapeake B... State of Pennsylvania.

7.
Datasets datasets

Chesapeake Bay Watershed Land Cover Data Series 1992 Datasets datasets Pennsylvania State University pennsylvania-state-university

1992. United States Geological Survey (USGS). To better understand how the land is changing and to relate those changes to water quality trends, the USGS funded the production of a Chesapeake B... State of Pennsylvania.

8.
Datasets datasets

Chesapeake Bay Watershed Land Cover Data Series 2001 Datasets datasets Pennsylvania State University pennsylvania-state-university

2001. United States Geological Survey (USGS). To better understand how the land is changing and to relate those changes to water quality trends, the USGS funded the production of a Chesapeake B... State of Pennsylvania.

9.
Datasets datasets

Chesapeake Bay Watershed Land Cover Data Series 2006 Datasets datasets Pennsylvania State University pennsylvania-state-university

2006. United States Geological Survey (USGS). To better understand how the land is changing and to relate those changes to water quality trends, the USGS funded the production of a Chesapeake B... State of Pennsylvania.

10.
Datasets datasets

Chesapeake Bay Watershed land use/land cover v105 Datasets datasets Pennsylvania State University pennsylvania-state-university

2000. University of Maryland Regional Earth Science Applications Center (RESAC). A land cover map of the Chesapeake Bay Watershed plus the non-watershed components of counties that intersect the Watershed. The map has 17 cover c... Chesapeake Bay Program.

11.
Datasets datasets

Cultural Assessment of the Chesapeake Bay Watershed Datasets datasets Pennsylvania State University pennsylvania-state-university

2000. Multiple TIFF and layer files pertaining to Cultural Assessment of the Chesapeake Bay watershed Growth and development not only threaten lands of h... Chesapeake Bay Program.

13.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - Baywide Dataset Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Chesapeke Bay Watershed. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent Wetla... University of Vermont.

14.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - Delaware Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Commonwealth of Pennsylvania. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent ... University of Vermont.

15.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - Maryland Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Chesapeke Bay Watershed. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent Wetla... University of Vermont.

16.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - New York Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Chesapeke Bay Watershed. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent Wetla... University of Vermont.

17.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - Washington, D.C. Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Chesapeke Bay Watershed. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent Wetla... University of Vermont.

18.
Datasets datasets

High-Resolution Land Cover Chesapeake Bay Watershed - West Virgina Datasets datasets Pennsylvania State University pennsylvania-state-university

2016. High-resolution land cover dataset for the Chesapeke Bay Watershed. Twelve land cover classes were mapped:0 - Background1 - Water2 - Emergent Wetla... University of Vermont.

19.
Datasets datasets

Landscape Ecological Assessment of the Chesapeake Bay Watershed Datasets datasets Pennsylvania State University pennsylvania-state-university

2000. Chesapeake Bay Program. Multiple TIFF and layer files pertaining to Landscape ecological assessment of the Chesapeake Bay watershed. The Chesapeake Bay Watershed, located ... Chesapeake Bay Program.

22.

Maryland. Inset: Western part of Maryland, 1814 Maps maps University Of Maryland university-of-maryland

1814. Map showing the state of Maryland with an inset detailing a portion of Western Maryland, 1814. 43 x 56 cm; 1 images; color. Carey, Mathew.

23.
Datasets datasets

National Hydrography Dataset (NHD) Waterbody: Upper Chesapeake Datasets datasets Pennsylvania State University pennsylvania-state-university

2004. United States Geological Survey (USGS)U.S. Environmental Protection Agency. The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that m... State of Pennsylvania.

25.

Nova Virginiae Tabula, 1635 Maps maps University Of Maryland university-of-maryland

1635. Map showing Virginia and surrounding areas, 1635. 35 x 46 cm; 1 images; color. Blaeu, William Jans Zoon.

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Nova Virginiae Tabula, 1636 Maps maps University Of Maryland university-of-maryland

1636. Map showing Virginia and surrounding areas, 1636. 36 x 47 cm; 1 images; color. Hondius, Henry.

27.

Nova Virginiae Tabula, 1636 Maps maps University Of Maryland university-of-maryland

1636. Early map showing parts of Virginia and surrounding areas, 1636. 36 x 47 cm; 1 images; color. Hondius, Henry.

28.

Nova-terrae-Maria tabulae, circa 1671 Maps maps University Of Maryland university-of-maryland

1671. Map showing parts of Maryland. The earliest map featuring the counties of Maryland, circa 1671. 29 x 37 cm; 1 images. Herman, Augustin.

29.
Datasets datasets

Prime Farmlands of the Chesapeake Bay Watershed Region Datasets datasets Pennsylvania State University pennsylvania-state-university

2000. Shapefile and raster layers paired with STATSGO data from NRCS to determine prime farmland within the Chesapeake Bay watershed. MORE INFORMATION -. Chesapeake Bay Program.

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Datasets datasets

Vulnerable Lands in the Chesapeake Bay watershed: Chesapeake Bay Datasets datasets Pennsylvania State University pennsylvania-state-university

2000. Chesapeake Bay Program. Multiple layers make up this complete project, all layers and pertaining documentation is included in this file. The vulnerability layer evaluates ... Chesapeake Bay Program.