The axis_imperial.zip file you have requested: Skins / Axis / Axis Imperial - 5.42mb is not available. Perhaps try browsing all files for the game Return To Castle Wolfenstein and upload any files you want to share or are missing. This is the only information we could locate:
Alternate Axis Skins. Includes new body, head, hat and leg skins. This pak includes individual skins for each class.