Olaus, or Olaf Werl, a celebrated Swedish antiquary, was born at Ragmildstorp, in the diocese of Linköping, on the 12th February 1618. Having studied at Linköping, Dorpat, and Upsala, he in 1648 set out as tutor to two young Swedish nobles, on a tour through Denmark, Germany, Holland, Switzerland, Italy, and France. On his return to Sweden in 1651, he was made professor of rhetoric in the University of Dorpat, and the following year he was appointed qwestor to the University of Upsala. In 1662 he obtained the chair of national antiquities, and in 1666 was nominated royal antiquary and assessor in the Royal College of National Antiquities. In 1676 he was appointed librarian to the university, a post of honour conferred on scholars only after long and distinguished services. Verelius died on 1st January 1682, and is the author of numerous able and learned works, chiefly on Scandinavian antiquities.