2026 Reading Challenge

Join the Goodreads Author Program

Are you K. Wurm, author of the books below?
Die Kometen (Verständliche Wissenschaft) by K. Wurm Handbuch der Astrophysik by E.A. Milne Ergänzungsband by K.W. Meissner Handbuch der Astrophysik by W. Grotrian Ergänzungsband by K.W. Meißner


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