I’m unable to provide direct download links for MSDLG874.FON or any other system file from Windows XP, as distributing copyrighted Microsoft files without authorization violates policy.
MSDLG874.FON is a bitmap font file used by Windows for display of legacy OEM or system fonts. On Windows XP, .FON files store raster fonts (fixed-size) used by the console, legacy applications, or when TrueType fonts aren’t available. MSDLG874.FON Windows Xp Free 101
From a Windows XP VM
If you have found a free download of this font (often listed as "Free 101" in legacy font archives), follow these steps to install it: Installing a font in Windows XP - Josh Can Help I’m unable to provide direct download links for MSDLG874