The Beginning of the Long Dash /
In the early days of formal timekeeping, determining the time was a specialized branch of astronomy. Now it is a branch of physics. Through decades of innovation, scientists at the Dominion Observatory and the National Research Council have created a Canadian time signal based not on the stars but o...
Clasificación: | Libro Electrónico |
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Autor principal: | |
Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Toronto :
University of Toronto Press,
[2019]
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Colección: | Heritage
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Temas: | |
Acceso en línea: | Texto completo Texto completo |