Yes, I believe that is what Steve is saying, not to speak for him as he knows more about this. However, I believe what you explained is dead on. I would suspect the first sheet that went through after an accidental transfer to the impression cylinder would be very dark, then maybe for a few sheets after that it would get weaker in color while still being very sharp and defined until the impression cylinder becomes clean as it should be.
Here is a basic video(with some modern twists) that gives a rough idea of the cylinder process in less than 2 minutes:
https://www.youtube.com/watch?v=5LMU-zB8Sro