Albert E. Waugh – författare
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1 produkt
1 produkt
Häftad, Engelska, 2000
129 kr
Skickas inom 5-8 vardagar
This fascinating approach to sundials offers a rigorous appraisal of the science of sundials, including mathematical treatment and pertinent astronomical background. It also provides a nontechnical treatment simple enough that several of the dials can be built by children. 106 illustrations.