Some slips of paper, evidently additions or corrections to a paper by Marshall Hall These were corrections to the manuscript 'On the Reflex Function of the Medulla Oblongata and Medulla Spinalis' [AP/17/5], whch was subsequently published in 'Philosophical Transactions of the Royal Society of London', 123, pp635-665 [The covering letter that accompanied these corrections is catalogued as MC/2/89] July 1833