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pl23_theb1159.jpg

Meridian and equal altitude instrument for astronomic observations

Image

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Permalink

https://www.noaa.gov/media/digital-library-photo/pl23theb1159jpg

Description

Meridian and equal altitude instrument for astronomic observations. Fig. No. 28, Report of Superintendent ... 1867

Credit

NOAA Central Library

Display Date

1867

Collection

Historic Coast & Geodetic Survey

Keywords

Geodesy

Astronomic

Instruments