Discovery Board
Book or paper

Fritz 1873, Verzeichniss beobachteter Polarlichter, Vienna. Over a thousand European aurora reports, 500 BC to 1872. The library's OCR text is saved in sources/fritz1873_polarlichter_ocr.txt

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How it connects

This book or paper is where we read about Europe: blood-red clouds to the north on 21 September 1098, then the sky burning on 25 to 27 September
This book or paper is where we read about Germany: the sky toward the northwest as if burning, 1262
This book or paper is where we read about Krakow: an unusual cross-shaped brightness in the sky before dawn, 5 December 1269
This book or paper is where we read about Fiery beams around the Northern Crown (Corona Borealis), 1280
This book or paper is where we read about Fritz 1873 read: Europe has no aurora on record from 1031 to 1069