Clara OCR is designed to OCR old books.
It's available under the terms of the GPL.
Needs X-Server (XFree86 or HOB-X11).
Project homepage:
http://freshmeat.net/projects/claraocr
OS/2 version:
http://www.fbakan.de/clara-os2.htm
http://www.fbakan.de/clara/clara-20031214-os2.zip
Franz Bakan
Source: OS2VOICE