Johannes Bureus on a painting from 1627, signed "j. L.".
Johannes Thomae Bureus Agrivillensis (Johan Bure) (1568 – 1652) was a Runic scholar and interested in the Rosicrucian manifestoes. He combined his runic and esoteric interests in his own runic system, which he called the "Adalruna". He was royal librarian and tutor and advisor of King Gustavus Adolphus of Sweden.
References In Music
The CD-R 'Der Mitternacht Löwe' by experimental band Shadowseeds is based on Bureus' life and teachings.