Windows NT 3.1 PDK 2 RC18 build
| Build of Windows NT 3.1 | |
 | |
| Release name | Release Candidate 18 |
|---|---|
| OS family | Windows NT |
| Version number | 1.0 |
| Architecture | x86 |
Windows NT 3.1 PDK 2 RC18 is a build of Windows NT 3.1, which was mentioned in the file TEXTHIST.XLS from the Windows NT 3.5 build 782.1 source code. This build was being tested on 12 December 1991, so it was almost certainly compiled shortly before that.