Shows proposed and completed telegraph lines worldwide and detailed routes of varioius explorers.; Includes table of distances.; Relief shown by hatchures.; Prime meridian: Washington.sheets 57 x 83 centimeters or smallerJPEGUMN_ALMA:9954584370001701engG.W. Bacon & Co (London)PublicBacon's cycling road-map of England & WalesMapsEnglandWales1915University of Minnesota