423b5459__Students_at_College_of_DuPage__definition
[file extension] wpg (pronounced as separate letters) [acronym meaning] WordPerfect Graphic [definition] 
file format that can contain bitmaps, line art, and vector graphics. When using an application other than WordPerfect for viewing a WPG file containing both bitmapped and vector elements, the vector elements will be discarded. This is why they may look poor in other programs.
Graphic File Formats for Digital Imaging Students at College of DuPage
definition