OK, so after acquiring a copy of this game (it's cheap on Amazon for just 1 buck: http://www.amazon.com/gp/offer-listing/B000RK … 8&condition=new) and putting it in my CD drive, DOSBOX is saying the directory doesn't exist:

To be clear, I got this working earlier with the mscdex installation, but now, it's just not working. I have no idea why. This is really weird.