PC-Draft II by Natural Software REGISTRATION $ ..... GRAO MAY90 PCDRAFT DRAFT DRAW CAD NATURAL FILES: pcdraft2.sdn No SDA was provided for PC Draft II It apparently is a Drafting and drawing program similar to a CAD package. From familiarity with the Natural Software line, I expect this one to also be of top quality, easy to use. (SDA format (c)Copyright 1990 The SDN Project - SDNet/Works!)