DOOM 1 - SLAUGHTR.WAD (dmsltr.zip)
Channel: DOOM WAD World
Date: 2023-03-13

called "The Slaughter of the Spiders" in the /idgames FTP.
https://www.doomworld.com/idgames/levels/doom/d-f/dmsltr
created by Greg Smith on October 23rd, 1994.
from the .txt file included with the WAD:
"The Slaughter of the Spiders"

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