I've also put them up on Simplici7y, with a script from Jeremiah that should enable them for M2.
: Hi Everyone,
: I've gotten the original 1024X1024 textures we used to make Marathon:
: Durandal for the 360 up and online for everyone to enjoy.
: I'm going to get these onto simplici7y formatted to drop in and work right
: out of the box.
: Mad props to Steve and Mike who made these textures. Enjoy, tell your
: friends, tell your enemies.