Original price was: £950.£475Current price is: £475.
By HYDROGRAPHIC OFFICE, New Edition 11th April, 1921. Small corrections to 1923.
Original price was: £700.£350Current price is: £350.
By HYDROGRAPHIC OFFICE, 11th June 1873. New editions to 1918. Small corrections to 1919.
Original price was: £900.£450Current price is: £450.
By HYDROGRAPHIC OFFICE, New Edition 27th Dec., 1922. Small corrections to 1923.
Original price was: £750.£375Current price is: £375.
By ADMIRALTY, 1913 [small corrections to 1924].