27 citations · 60 across the 3 of their papers we have counts for
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Ralph Neuhaeuser, Rainer Arlt, Elvira Pfitzner +1
We present a few newly found old sunspot observations from the years AD 1708, 1709, and 1710, which were obtained by Peter Becker from Rostock, Germany. For 1709, Becker gave a det…