commit a1b720889a9b3482e1543e63d6b6e9ca6652a9ad Author: di0ib Date: Mon Sep 19 17:53:34 2016 -1000 12x4 grid diff --git a/12x4.pdf b/12x4.pdf new file mode 100644 index 0000000..fa305dc Binary files /dev/null and b/12x4.pdf differ