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Gray Ridge Road - the main road is seen at the left-hand side of the picture and again at lower right-hand side. This road is built from the 18 Mile House to the summit of Gray Ridge, and overcomes a rise of about 1000 feet at a maximum grade of 6 1/2 percent. (J.B.L.)

 Digital Record
Identifier: https://calisphere.org/item/ark:/13030/hb7x0nb4vq