Rusty roof! Using AMMO by MiG rust washes and pigments to apply rust to boxcar roofs.

A different way to add rust effects to a boxcar roof.

Dirty roof. Dusting up the roof on a PC passenger car.

Rusty springs: using AMMO by MiG to give the truck springs some rust

Rust Pigments for adding textured rust inside the gondola.

Adding Streaking Effects to a Penn Central Covered Hopper

Using AMMO by MiG neutral wash to fade black RR cars