Copy letter from Robert William Frederick Harrison, to Mr Bishop, 7 Duke Street, Oxford Street, W. 'I shall be glad to know if you are prepared to tender for the construction of two sets of oak book-shelves and the enclosing of some other shelves with oak doors in the rooms of this Society. If you can send down here some time to-morrow afternoon, I will give you full particulars of what is required. I am, Yours faithfully, Robt Harrison Asst. Sec. R. S. [Assistant Secretary, Royal Society]'. 23 March 1897