£15,000
By NASA, 2 September 1976.
£3,000
By HORSBURGH, James and INGLIS Sir Hugh, 13 November, 1812.
£5,000
By LAKE SURVEY BRANCH, ARMY MAP SERVICE, August 1945.
£1,500
By FAHEY, Lawrence, 1961.
£5,000
By [HOLLAR, Wenceslaus], 1644].
£20,000
By BADER-d'ALBE, Louis Albert Guislan; LOPEZ, Thomas; OHSEN, Friedrich Willhelm; PONGRATZ, Jean; SOTZMAN, D[aniel] F[rederick], 1780-1810.


