Harvard Graphics Presentation 4
Unknownpresentation
Harvard Graphics (originally named Harvard Presentation Graphics) was a presentation and vector graphics program, used mainly on the MS-DOS platform.
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| Extensions | .pr4 |
|---|---|
| PRONOM | fmt/1492 |
| Wikidata | Q110040777 |
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From PRONOM, Wikidata. Updated 2026-10-20.