GSL/L/R/19/149
Letter from: Jules MARCOU
5 May 1875
GSL/L/R/19/290
8 Feb 1879
GSL/POR/51/28-1
Portrait of Jules MARCOU
Apr 1875
LDGSL/736
Geological maps of the USA and New Mexico
1858
LDGSL/838/L/17/31
Murchison correspondence: letter from Charles LYELL
21 Jul 1859
LDGSL/838/M/9
Murchison correspondence: letter from Jules MARCOU
3 Apr 1856