Abstract
Diverse aspects of the use of copies of photographs in astrophysical measuring techniques are considered, emphasizing the necessity of the preservation of the originals as irretrievable documents carrying the primary information of the astrophysical observation.
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Lau, E.: Anwendung des Entwicklungsdetailfilterverfahrens (EDFV) für alle normalen Schwarzweiß-Fotoschichten durch Belichtungsmultiplikations- und additionseffekte. Bild und Ton 25 (1972) 149–152
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© 1988 Springer-Verlag Berlin Heidelberg
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Gerth, E. (1988). On the Employment of Copies in Astrophotography. In: Marx, S. (eds) Astrophotography. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-83268-0_21
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DOI: https://doi.org/10.1007/978-3-642-83268-0_21
Publisher Name: Springer, Berlin, Heidelberg
Print ISBN: 978-3-642-83270-3
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