who is using oil lamp still air incubator?

[yahayakarfi]

Is there anyone who is using kerosine oil lamp incubator?,what is your experiance with it? How do u control the temperature,and what is your hatch rate so far?

 

[A.T. Hagan]

I think these things are still made, but I've never heard of anyone actually using one. I'm curious to know too so here's a bump.