Here's the evolution of the 2018 schedule:
Version 2 is given away at the Cubs Convention in January. It has more accurate game times, but the ticket and promotional info is still not finalized.
We end with version 3, which comes out towards the end of spring training.
My schedule collection goes back to 1961, the year of my birth. I'd like to think that I'm not as yellow and brittle as some of the early schedules!
Here's a look at the entire run: