"Birkenhead class"@en . "The final subclass of the Town class was originally built for the Royal Greek Navy, but taken over by the Royal Navy in 1915. The main difference to their cousins is the artillery armament, which features the new 5.5\" gun instead of the more common 6\" calibre."@en . . . . "The final subclass of the Town class was originally built for the Royal Greek Navy, but taken over by the Royal Navy in 1915. The main difference to their cousins is the artillery armament, which features the new 5.5\" gun instead of the more common 6\" calibre."@en . . .