Correspondence of Sir Archibald Geikie: Australian and New Zealand geologists

Correspondence from Thomas Henry Huxley

Correspondence of Sir Archibald Geikie: Canadian geologists

Correspondence to Sir Archibald Geikie: John Geddes to J Gosselet

Correspondence with Andrew Tait

Notes for various public lectures, seminars and conferences

Correspondence: John Edward Marr to C Neaves

Correspondence: GA Le Bel to G De Lorenzo

Letters to Sir Andrew Crombie Ramsay

Correspondence to Sir Archibald Geikie: Alexander Henry Green to Edward Townley Hardman

Correspondence regarding Geoffrey Beale's collation of research materials concerning Charlotte Auerbach

Correspondence: John Strong Newberry to John Perry