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Title: Horizontal sundial for latitude 43� with brass gnomon on sla [Go to resource]
Description: Horizontal sundial for latitude 43� with brass gnomon on slate base, also with an iron frame having an aperture to allow a ray of sunlight to fall on a part of the base engraved with an analemma for correcting for the equation of time, and a grid indicating months, and hour lines close to noon License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: Plate horizontal sundial Temporal: 1820 Source: Science Museum Identifier: http://collectionsonline.nmsi.ac.uk/grab... Go to resource More Like this...
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