DanM

Do a search for micarta,I believe there have been a number of post about making it here.

Baldwin's patina..... https://www.reactivemetals.com/patinas-chemicals

Have you looked at this tutorial? https://www.jimkelso.com/inlaytutorial/inlaytutorial1.htm

I work mostly with non ferrous materials,you might think about pattern develop also.. https://www.mokume.com/mokume-gane-a-comprehensive-study/patterning-mokume-gane

They didn't need a magnifying lens, young people with myopia were chosen and trained to do the work. A north facing window has worked for centuries to provide enough light for gemstone cutting,engraving,etc.

A little info here..... https://www.jloose.com/damascusringfaq.html

Some people find other things while looking for mushrooms..... 3,000 bronze sword. https://www.syfy.com/syfywire/mushroom-hunter-finds-3300-year-old-bronze-age-sword

Sam Alfano has a number of books and videos on engraving,flare cuts came out recently. https://masterengraver.tv/

First knife about 25 years ago,band saw blade stock removal.Brass pierced scales with buffalo horn underlay.

You could join the forum and ask,many helpful people with the Lindsay. https://www.engravingforum.com/forumdisplay.php?f=12

Which airgraver do you have?

I use a gluing jig like the one in this set of instructions. http://matuskalisky.blogspot.com/2016/06/project-4-birch-bark-handle-for-puukko.html

What material are you carving?

What material needs to be engrave What material needs to be engraved? this site might help ... http://www.igraver.com/sharpening.shtml

I never met Larry in person,but communicated with him on Pal talk newbies group Ray Rogers started.Larry was coerced into joining by Ron (Bowie) Claiborne .Didn't have a lot of newbies show up but a lot of good knife talk among the group.