3902 Microsoft Project 3 Microsoft Project is a project management software program developed by Microsoft. Version 3 was released in the early 90s. 234 National Library of Australia / National Library of Australia 21 Jan 2025 21 Jan 2025 fmt/2028 PUID mpp File extension 3391 Microsoft Project v.3 Absolute from beginning of file, magic bytes: ...ò.JLBM..ÞÈ 1 Absolute from BOF 0 0 000006F20B4A4C424D0100DEC8