Those were all done with the same block, but because the ink was particularly watery, different parts of the map was revealed each time. I also love the organic texture of the ink, which makes the black parts look like bodies of water. The process works well with my general concept of map-making; the marks are very controlled, but the outcome of the piece depends on organic processes that are out of my control. The cards are currently available on Etsy if you'd like one of your own!
I also just started doing larger prints that take up most of the card's front. I need to get some more delicate woodcutting tools, though, because the roads stand out a bit too much for me. The watery texture makes the scale really off. So far I think the middle one of these cards is the most successful: