Copyright (c) Planck Foam Scholarly Dragon Press Freeware, 2001. All rights reserved.. PlanckFoamScholarlyDragonPressFreeware: sfd004: 2001. sfd004. 2001; 1.0, initial release. sfd004 is a trademark of the Planck Foam Scholarly Dragon Press Freeware.. David E. Howerton. another font based on scribbles from poetry notebooks from the early 70's.