Correspondence file of H. Eustace Mitton on the presentation of a grandfather clock to him by the Mining Assocation, in recognition of his work on the Wembley Mine exhibit displayed at the British Empire Exhibition (1924-1925) Also including correspondence relating to similar presentations to Professors K. Neville Moss (of the University of Birmingham) and Granville Poole (of Armstrong College, Newcastle-upon-Tyne, later the University of Newcastle), fellow members of the Mining Association Committee Jun 1926-Dec 1926