1. Continental Oil Co. official road map, Arizona. Creator: H.M. Gousha Company Published / Created: [1928] Call Number: 842gmb 1928 Container / Volume: BRBL_00600 Image Count: 2 Resource Type: Maps, Atlases & Globes Description: United States," map of "Grand Canyon National Subject (Topic): Express highways--United States--Maps Found in: Beinecke Rare Book and Manuscript Library > Continental Oil Co. official road map, Arizona.