Patent for a new and improved safe. This design consists in "a safety treasure-vault for express cars, &c., with the combination of the walls, floor, and roof of the vault constructed of bullet-proof steel plate riveted together at their corners, and the angle-irons to which the walls, floor, and roof are riveted, the bullet-proof steel-plate door, the parcel-delivery window, the combined desk-shelf and bullet-proof shutter, the said vault provided with a port-hole and the bullet-proof plug that stops the port-hole" (lines 21-31).