As promised my first picture (pretty boring just 1" brass hexagon bar)

I want to turn it into an burner similar to the one advertised in "Steamboats" on page 34 of the July-August 1961 edition. It looks simple enough to duplicate.
The bar has a slight bow in the middle because I used it as the pivot for a trebuchet I built out of 2x4s a couple years ago (It even worked

Josh