Envelope, from H G [Henry George] Plimmer, to Sir Archibald Geikie, Shepherd's Down, Haslemere Original enclosure for the letters RSC/5/4/1-19. Large lilac coloured wax seal verso, with an impressed bird design. Inscribed: 'Unimportant. Old letters found by MacMahon in January 1917 and sent to me by Plimmer - recd. 11 Jany 1917. A.G.' 10 January 1917