Bound volume of 16 charts, plus 2 loose blue prints, relating to the position and maintenance of the 1894 Valentia - Hearts Content cable. Annotated Admiralty charts; pre-printed chart forms with manuscript detail; portions of Admiralty chart pasted to pre-printed chart forms with manuscript detail. Includes charts variously signed by F. R. Lucas, F. I. Petley, and C. Berner. STC volume number 78. Bound by Metchim and Son.