 From 1906 to 1918 the system fell under the care of R. S, Pilcher who served as General Manager and Chief Engineer.The system was electrified, with trams using the standard trolley poles until 1935 when bow collectors were fitted to take power from the overhead wires.The trams were double deck and painted in a dark green and cream livery, often with the words "CORPORATION TRANSPORT" painted prominently on the sides.