Letter from Alfred Reid, Secretary, Crown Chambers, 9 Regent Street, London, S.W, to The Assistant Secretary, The Royal Society, Burlington House, W Acknowledging, on behalf of Sir Ernest Shackleton, the receipt of a cheque for £200, being a contribution from the Royal Society towards the cost of publication on Geology of the British Antactric Expediion 1907-9. 8 March 1911