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Solar Disc with Sunspots and Faculae, Spectroheliograph at Kennwood Observatory invented by George Ellery Hale
Solar Disc with Sunspots and Faculae, Spectroheliograph at Kennwood Observatory invented by George Ellery Hale
número: DP_M022p
tamaño :08x10
fecha :1893-08-07
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número: DP_M022p
tamaño :08x10
fecha :1893-08-07
Descargarse (png-file)
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Photographic plates were digitized using professional flatbed scanners of type EPSON Expression 10000XL and were processed to the present digital form. The plate digitization projects (D.Groote) was funded by DFG grant GR969/4-1 and SCM1032/552. Investigators using these scans are kindly requested to include the following acknowledgements in any publications. The material in these archives can be used for scientific purposes free of charge. Any other usage requires the written permission of the director of Hamburger Sternwarte.
Copyright © Hamburger Sternwarte, Fachbereich Physik, MIN-Fakultät, Universität Hamburg. All rights reserved.
In case you use plates of the Digital Plate Archives for any publication, please acknowledge the use of the Hamburger Sternwarte Digital Plate Archives. Also, please send us a link to the publication so that we can include it in our lists of publications which make use of the Hamburger Sternwarte Digital Plate Archives.