Returning to the United States after graduating from Beaumont College, England, in 1892, Mr. Mackay entered his father's office and became pres dent of the American Forcite Powder Company. On the death of the elder Mackay, in 1902, he assumed the presidency of the Maclay Sysiem of telegraphs and cables.
His first contribution to the world electrical communications was the completion of the first trans-Pacific cable between the United States the Für East in 1904. In 1907 the first cable between New York and Cuba was put into service.
During the same period, the Mackay system consolidated its position in the Atlantic by contracts with the German Cable Ca, operating between New York and Emden, and by laying two additional cables, one connecting with the Azores and serving southern Europe, the ethan linking New York and Ireland, serving Great Britain and northern Europe.
Text read from the printed page and cleaned; old type leaves the occasional error.