A flexible road train to replace the mule trains that were then hauling ore out of the mines of the American Manganese Products Company in California.
Oakland Heavy Duty: 1918 | Shorpy Historic Picture Archive
Oakland Heavy Duty: 1918 | Shorpy Historic Picture Archive
A flexible road train to replace the mule trains that were then hauling ore out of the mines of the American Manganese Products Company in California.
Stannous Flouride's Book of Truthiness 
