2 MSDN uploads containing various languages Win 3.1 and NT 3.1 installs plus SDKs

02k-guy

https://archive.org/details/msdn-systems-tools-winter-1994
4 Disk Set
Installs include Windows 3.1 and Windows NT in various languages. Tools include various SDK's.

https://archive.org/details/msdn-july-94
10 Disk Set
Disk 1: Setup, SDK's and DDK's
Disk 2: Win32 SDK and WINdows NT DDK
Disk 3: Windows NT Service Packs for International Versions
Disk 4: Windows 3.1, WIndows 3.11, and Windows for Workgroups 3.11
Disk 5: Windows NT 3.1 (U.S.)
Disk 6: Windows NT 3.1 (French)
Disk 7: Windows NT 3.1 (German)
Disk 8: Windows NT 3.1 (Italian)
Disk 9: Windows NT 3.1 (Spanish)
Disk 10: Video for Windows Samples