Copy letter from Robert William Frederick Harrison to Professor Karl Pearson FRS 'Dear Prof Pearson, Referring to your letter and enclosure of yesterday, the Annual Contribution due from Fellows is £3, not three guineas, the amount of the cheque you sent here. I enclose the cheque herewith, and, if you will kindly alter the words and figures to the lesser amount, and initial the changes, the cheque can be paid to Bank.' 22 April 1909