I'm shure you would get a response from one of them. There's a great sense of bustle in the hangar, although we can't see it. It feels real. Your work as a very military-life feel to it. Cannibal Dig the tail.
Sketches are often more interesting than the final rendering.
They show the process of work. I mean it allows aspiring artists like me to study your work. It is much easier to learn more about your technique this way, and it would help us a lot to improve our own technique. I would love to see more of your pencils. Please, read the legal information first.