File:Roy 1777 Triangulation of Snowdon and Moel Eilio 00907249 0159-0164.jpg

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Captions

Triangulation of Snowdon and Moel Eilio

Summary[edit]

Description
English: Plan of the triangles made use of for obtaining the geometrical distance and altitude of snowdon and Moel Eilio with respect to the sea at Carnarvon (Caernarfon). From: Roy, William (1777). "Experiments and observations made in Britain, in order to obtain a rule for measuring heights with the barometer". Philosophical Transactions of the Royal Society of London 67: 653-787.
Date
Source https://archive.org/details/philtrans00907249
Creator
Roy, W. (William) 1726-1790
 Geotemporal data
Bounding box
N: 53.1649439°N
W: 4.3560116°W E: 4.0547437°W
S: 53.0103369°N
Georeferencing View the georeferenced map in the Wikimaps Warper

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Public domain

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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

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