author: Michel Dagenais
copyright: Michel Dagenais, GNU General Public License, 1998
date: 18 January 1998
keyword: documentation
keyword: bitmap
keyword: ocr
keyword: viewer
keyword: index

# Lectern bitmap documents viewer

## Abstract

The lectern system may be used to view and index documents only available in geometrical form (Postscript or bitmap).

lectern
  Browse lectern documents.
buildlectern
  Build lectern documents from Postscript or bitmap files.
editlectern
  Edit the annotations associated with a lectern document.
lecternclient
  Send a command to the lectern program.
lecterndoc
  Internal format for lectern documents.
lecterntohtml
  Create HTML indexes for directories containing lectern documents.
  Interface to optical recognition software for retrieving text from a bitmap file.