1875 - devised and patented the multitubular steam boiler. 1877 - served as Secretary of India General Steam Navigation Co Ltd in Calcutta. 1883 - lived in Aberdeen, Scotland.
1875 - devised and patented the multitubular steam boiler. 1877 - served as Secretary of India General Steam Navigation Co Ltd in Calcutta. 1883 - lived in Aberdeen, Scotland.