In keeping with d'bell's evilness in his past creations, I have created another scavenger hunt on the Pure server; It starts at S19.
This will take you all over the map to numerous locations, find the codes in each location to proceed to the next.
Best of Luck!
-CVARG
*Warning may cause you to break your keyboard, drown your mouse in sweat, curse the Rust gods, and many more symptoms which cannot be named....that's just on the 2nd floor of the first location.