£1,500
By THARP, Marie; Bruce C. HEEZEN; and Heinrich C. BERANN, 1977 [but 1982].
£850
By ALLEN, William Houghton, May 23rd, 1842.
£1,400
By WALKER, John, Nov. 1st, 1842.
£12,000
By ARROWSMITH, Aaron, 2nd January, 1816.
£4,000
By BECK, Harry, [January, 1933].
A revolution in Geology – “The Map that Changed the World” 

