Sawmill info

Sawmiller's Guide to Troubleshooting by Casey Creamer - Northeastern Loggers' Association
Miner's manual of saw hammering and filing - Forgotten Books

Brazing Carbide
Search Youtube for Carbide Processors then search brazing
https://www.youtube.com/watch?v=nmlj37zOvQw
https://www.youtube.com/watch?v=JTR6XKmJfPg

Hammering Saws
https://www.youtube.com/watch?v=TXiZJpq-tIw
https://www.youtube.com/watch?v=SOWgW9AEhyk