ONE
Win 3.1x for DOS box windowing support", I don't know where to obtain all of these items at this point in time
Some ruthless Google querying could be the answer. For example, typing windows 3.1 installation [windows 3.1 images would probably be better] brings up
http://www.kirsle.net/blog/kirsle/ms-dos-and-windows-3-1; eudora="autourl"> http://www.kirsle.net/blog/kirsle/ms-dos-and-windows-3-1
which has a link to Win 3.1 floppy images, Dos 6.22 floppy images, and a Virtual Box VDI preconfigured with both. This I really must try.