Cool with your gun company!
Good getting going with a Classic too.
You may have seen already but Tom Sterling has some some threads about Celtic drawing. He recently put together a book too.
https://www.engravingforum.com/showthread.php?t=13009
https://www.engravingforum.com/showthread.php?t=6047
The Classic does work for carving wood. There is a video in this thread:
https://engravingforum.com/showthread.php?t=10367