Aerial photograph southwest of Blackbird, Delaware, showing the Borthwick area

Geology Maps
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Title

Aerial photograph southwest of Blackbird, Delaware, showing the Borthwick area

Description

The Bays And Basins Of Delaware. Overlay map of wells, test holes, and instruments. Explanation, Test hole, Recorder well, Soil pit, Rain gage, Bore hole for pollen study, Numbers indicate well schedules with prefix Gb 45-.; From Rasmussen, W., Geology and Hydrology of the Bays and Basins of Delaware, 1958 , Plate 4B.

Genre

geological maps

Type

Cartographic

Map

Date

1958

Language

English

Internet Media Type

image/tiff

Extent

1 map : color ; 4 x 5 inches

Digital Origin

reformatted digital

Temporal Subject

Twentieth century

Geographic Subject

New Castle County (Del.)

Hierarchical Geographic Subject

North and Central America--United States--Delaware--New Castle

Department

Bryn Mawr College Special Collections

Item Identifier

Collier Science Library, Geology Map Collection

Rights Status

IN COPYRIGHT