T.O.W.C. bogproject af William Louis SørensenKongelige Kobberstiksamling (Statens museum for kunst) · First published 1990Open the Tome
Descriptiones laniatorum (Arachnidorum opilionum subordinis) fecit William SørensenWilliam Sørensen, Kai L. Henriksen · First published 1932Open the Tome
