
Let me tackle the concept of closed endings vs open endings with a couple examples from my own work. For about ...
This Gil Kane cover seem to me to straddle two eras. The space pilot to the left clearly comes from old school (thirties/forties) depictions of spacemen and space hardware. But the spaceship seen through the window exhibits the beginnings of a more modern (for back then) structure for such vehicles. Something that Kane would soon become a leader in developing and depicting.