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![Eastern section of survey line run by Lt map00010.jpg Eastern section of survey line run by Lt](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_map00010.jpg?itok=T7b1Q9lZ)
Description
Eastern section of survey line run by Lt. Joseph Dayman on HMS CYCLOPSduring telegraph cable survey of 1857. The work of Berryman and Dayman betweenin 1856 and 1857 respectively marked a new era in ocean exploration, thebeginning of systematic surveys, in this case to determine a telegraphcable route. (Image credit: NOAA Central Library Historical Collection)