The Oakland Tribune Collection, the Oakland Museum of California. Gift of ANG Newspapers.
Copyright status:
In Copyright
Copyright holder:
Oakland Museum of California
Content description:
Envelope reads "Hetch Hetchy Mitchell tunnel explosion 7/30." In the center of the frame are two train cars which appear to be mining cars. Overhead runs a large pipe in a wooden frame. To the right fo the frame is a ladder mounted on a post. To the left of the frame are piles of lumber. For more information about the Mitchell Tunnel explosion see h99.1.482.
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