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| View Original: | Vertikaaliympyrä 1.JPG (3456x5184) | |||
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| Keywords: Vertikaaliympyrä 1.JPG en Vertical circle for measuring the distances of stars from the horizon in the Meridian hall of the Helsinki observatory Made by John Newman in ca 1820s fi Vertikaaliympyrä tähtien korkeuksien mittaamiseen horisontista Helsingin observatorion Meridiaanisalissa John Newmanin noin 1820-luvulla valmistama own MKFI 2012-12-01 Collections of the Helsinki Observatory Historical astronomical instruments 2012 in Helsinki December 2012 in Finland Taken with Canon EOS 60D Taken with Canon EF-S 15-85mm F3 5-5 6 IS USM Files by User MKFI | ||||
