Ebright Azimuth

Ebright Azimuth is a Delaware historical marker in Wilmington, New Castle County, dedicated 1989.

New Castle County · dedicated 1989 · 6 Winterset Road, Wilmington

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The highest bench mark monument in Delaware is located on Ebright Road. This horizontal control mark denotes an elevation of 447.85 feet above sea level. The Delaware Geological Survey through its relationship with the National Geodetic Survey has determined that this bench mark monument is in the vicinity of the highest natural elevation in the state.

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USGS Historical Topographic Map Collection

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under a mile from where William Gabby lived in the 1760s

what this marker records spans 1777 to 1789, overlapping William Gabby's years here

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Source: State of Delaware Historical Markers Program, administered by the Delaware Public Archives.
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