NOTE: There is a known issue with the most recent entries having screwed-up information and links. Some databases are out of sync and we haven't been able to fix it yet.
Load this WAD into DOOM or DOOM II (i.e. DOOM -FILE BLANK.WAD -DEVPARM or DOOM2 -FILE BLANK.WAD -DEVPARM), in the "Options" menu select "Messages: Off", maximize the screen (i.e. hit the + key), pause the game (i.e. hit the Pause key), and hit F1 to take screenshots full screen without the pistol blocking your view.