Copy letter from Robert William Fredercik Harrison to J W Mather, c/o Mrs Movus, 57 Bridget Street, Rugby 'Card, and to say that Prof Dunkerley's paper was published in the Phil[osophical] Trans[actions of the Royal Society], as separate paper, No. A 128. This paper is now out of print, but you may be able to obtain a copy from Messrs Dulau & Co, 36 Soho Sqaure, London, W.' 2 November 1911