F Richard Stephenson and David M Willis describe a rich source of information on aurorae from 17th-century Korea.
No Supplementary Data
No Article Media
Document Type: Research Article
Department of Physics, University of Durham, DH1 3LE. 2:
Rutherford Appleton Laboratory, Chilton, Didcot, OX11 0QX and Centre for Fusion, Space and Astrophysics, University of Warwick, CV4 7AL.