Vintage Look-Gimp Tut

Lol, I'm not sure what to call this, but I learned how to do this from a tut for PS and decided to write out a tut for Gimp. (all images are clickable so if you can't see what to do clicking them should make them bigger) This is my first tut so if you have any questions/if something isn't clear let me know.

So here's the first Step: