(above) Rother: Length overall 37ft 6in; beam I l f t 6 i n ; draught 3ft 6in; displacement 13 tons: maximum speed, 8 knots; range at full speed, 150 nautical miles. The Rother, introduced in 1973, is a development of the 37ft Oakley and she has a crew of seven; she launches down a slipway or from a carriage, or she can lie afloat. Her hull is built of wood..