The W & P Glass Negative Collection
P.L.U.T.O. A Conundrum aground at Greatstone c1945. Following successful trials with a large prototype in early 1944 five 'conuns' were commissioned to a modified design. The new drums of 30 feet diameter were fabricated in Scunthorpe, erected in Tilbury Docks and launched into the Thames. Each of the conuns weighed in at 250 tons and had a capacity to carry up to 30 nautical miles of HAMEL pipes
