This is burned on pine. board is 3/4" select grade. piece is 10×20". Pic is original exept barn is from a sketch posted on woodburner.com by gman (greg), so I have to give him credit for that, it was a good drawing.
This was a commissioned piece, referenced from a photo. 8×10 plaque from 3/4" select grade pine. I use a detail master adjustable temp burner. This was all done with a medium rounded skew.