Letter from [Thomas] Muir, Department of Public Education, Cape Town, South Africa, to the Royal Society 'Dear Sir, I herewith send you ten or eleven slips additional, the dates being wanted to complete them. In one case, unfortunately, the serial in which the memoir appeared is unknown. When these have been appended to kindly send all remaining in your hands and oblige. Yours faithfully, Thos Muir.' 18 March 1903