Harvard Graphics

Revision as of 20:41, 7 June 2015

Harvard Graphics (originally named Harvard Presentation Graphics) was a presentation and vector graphics program, used mainly on the MS-DOS platform. Technical information about its file formats is difficult to find.

Formats

Some of the file formats used by Harvard Graphics are listed here, by file extension.

• .CHT - Chart (vector graphics?)
• .CH3 - Chart (v3)
• .SHW - Presentation (v2)
• .SH3 - Presentation (v3)
• .PRS - Presentation (Harvard Graphics for Windows)
• .PR4 - Presentation
• .SYM - Symbol (v2)
• .SY3 - Symbol file (v3)
• .PL - Palette
• .PL3 - Chart palette (v3)
• .PC3 - Custom palette (v3)
• .FN3 - Font (v3)

Related formats

• Speedo (.SPD) - Font format supported by Harvard Graphics 3.0

Sample files

• 2345.ZIP - Contains some .SYM and .CHT files.
• HMMWV.ZIP
• POLIT.ZIP

Links

• Wikipedia:Harvard Graphics
• Harvard Graphics File Format Summary, from the Encyclopedia of Graphics File Formats