AutoCAD 2008 User's
Guide > Share Data Between
Drawings and Applications > Work with Data in
Other Formats > Import, Attach, or
Open Other File Formats > Attach DGN Files as
Underlays > Manage and Publish
Drawings Containing DGN Underlays > Publish, Save, and
eTransmit Drawings Containing DGN
Underlays >
Publish, Save, and eTransmit Drawings Containing DGN Underlays
