North American Sundial Society

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sundial A sundial is a horological device that tells the time of day when direct sunlight shines by the apparent position of the Sun in the sky

Calculating Clock Time from a Sundial  sundial In addition, a description of an equatorial, a horizontal, and a vertical sundial is provided in the dictionary However, there are a number of 'special types

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sundial A sundial is a horological device that tells the time of day when direct sunlight shines by the apparent position of the Sun in the sky

sundial Calculating Clock Time from a Sundial

In addition, a description of an equatorial, a horizontal, and a vertical sundial is provided in the dictionary However, there are a number of 'special types