Windows for Workgroups 3 1 - meaning and definition. What is Windows for Workgroups 3 1
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What (who) is Windows for Workgroups 3 1 - definition

SEVERAL MICROSOFT EMAIL PRODUCTS
MS Mail; Windows for Workgroups Mail

Windows for Pen Computing         
SOFTWARE PACKAGE FOR MS WINDOWS
Pen Windows; Microsoft Windows for Pen Computing
Windows for Pen Computing is a software suite for Windows 3.1x, that Microsoft designed to incorporate pen computing capabilities into the Windows operating environment.
Windows 1         
  • MS-DOS Executive file manager.
  • A Microsoft Windows 1.0 brochure published in January 1986.
FIRST VERSION OF MICROSOFT WINDOWS DESKTOP OPERATING SYSTEM BY MICROSOFT RELEASED ON NOVEMBER 20 1985
Microsoft Windows 1.0; MSW 1.0; MSW1.0; MSW1; MSW 1; Windows 1; Microsoft Windows 1; Windows 1.00; Windows 1.01; Windows 1.02; Windows 1.04; Windows 1.0 Beta; Interface Manager; Windows 1.x; Windows 1.03; MS Windows 1.0; MS Windows 1; Windows 1.0; Windows Interface Manager; Windows 1.X; Windows 1.0X; Microsoft Interface Manager; Windows 1x; Windows One
<operating system> The first incarnation of {Microsoft Windows}, released in 1985. It took a total of 55 programmer-years to develop, and only allowed tiled windows. (1996-07-08)
1-2-3         
WIKIMEDIA DISAMBIGUATION PAGE
1, 2, 3; 1-2-3 (disambiguation); 1 2 3; One two three; 1. 2. 3.; 1. 2. 3...; 1. ... 2. ... 3. ...; 123 (song); 1-2-3 (song); 1-2-3 (album); 1. 2. 3; I-II-III; 1. 2. 3..; 1, 2, 3 (song); 1, 2, 3! (song); 1, 2, 3!; 1,2,3; 1 2 3 (song); 1. 2. 3. ...; 1, 2, 3 (disambiguation)

Wikipedia

Microsoft Mail

Microsoft Mail (or MSMail/MSM) was the name given to several early Microsoft e-mail products for local area networks, primarily two architectures: one for Macintosh networks, and one for PC architecture-based LANs. All were eventually replaced by the Exchange and Outlook product lines.