Copy letter from Robert William Frederick Harrison to The Managing Director, The Union-Castle Steamship Company, Fenchurch Street, EC At the request of HM Government the Royal Society is sending out a Commission to investigate trypanosome diseases in Nysaland. Sir David Bruce, head of the Commission, proposes to take out with him some white rates and guinea-pig. Harrison is directed to ask for permission for these animals to be shipped, and the for the ship's butcher to take charge of them during the voyage. Harrison gives the particulars for the storage, charges, and food for the animals. 27 September 1911