Copyright

Unless specified otherwise on the map page, all the maps that I have drawn and released on this blog  are protected by international copyright law. 

You are granted a non-exclusive, non-commercial license which allows you to copy and redistribute the maps in any medium or format as long as you give appropriate credit (a link to the blog post) and you don’t use the maps for any of your commercial work (including free offerings that support a commercial product). In addition, if you remix, transform or build upon the maps, you can’t distribute the modified material.

If you need a copyright notice, you can use this one:

Creative Commons License