Records of the Ordinary Meetings of the Geological Society of London, 1807-current, comprising:
Minutes of Ordinary Meetings, 1807-current; Printed notices and meetings cards giving dates of the forthcoming Ordinary Meetings and later other meetings organised by the Society and its specialist groups, 1810-1996 [incomplete]; Agendas for Ordinary Meetings, 1855-current; Attendance books containing signatures of Fellows and their visitors attending Ordinary Meetings of the Society, 1858-1991 [incomplete].
Sans titre