Speaking of doodles.
I've been trying to emulate the style of all the classic drawings in old books, that are just simple black and white, and line-shaded, and so i figured why not start off with something i know and love, hah. Flying Fortresses!

If the style attempted isn't clear, i meant things like this:
I don't know where that comes from, but it was the first good example on Google, lol.