PFS:Proof Version B:03
Released in 1985 by Software Publishing Corp
For DOS

Image quality: Unmodified

PFS:Proof is a stand-alone spell checker that is compatible with 
PFS:Write documents, and part of the low-cost PFS office suite.

This archive contains one 320K 5.25" disk image.

Important: This disk contain copy protection. You must use the 
appropriate tool to write the images to a real disk, or use an
emulator that supports one of the copy protected disk image formats.

No unprotect for this version is known to exist.

Protection type: Duplicate sector on track 10 head 0

Important: This disk is formatted for DOS 1.x and will not open in 
some tools like WinImage.