Nowadays, MS Word is kind of a behemoth, but back in the old days, MS Word 5.1a was arguably the best word processor in existence. The worst problem is the old MS Word 5.1 files. How does one read these files on a Mac OS X computer? Especially the Intel kinds, which don't let you run Classic Mac OS 7 anymore? Well, I've been using Macs since 1987, so that means I have a lot of old files in old file formats laying around. Third: if you have Snow Leopard or earlier, MaclinkPlus Deluxe 16 Works!.Second, Try This Elaborate, But Free Approach.