Appendix D: The Modified Huffman Data Compression Code
Patrick D. van der Puije · 2001
The Modified Huffman data compression code for facsimile machines is given in Tables D.1 and D.2 of this appendix. Table D.1 covers black and white runs of 0–63 and Table D.2 covers run lengths from 64 to the maximum of 1728. Run lengths not given in Table D.2 can be made up from both tables.