One volume of notes taken down by Thomas Millar, who lived at 9 Inverleith Row, Edinburgh, on lectures on natural philosophy given by George Lees. There is note reading: 'George Lees appears in the Edinburgh Post Office Directory 1840/1, as Lecturer in Natural Philosopgy at the School of Arts, Adam Square'. This schhol was the Edinburgh School of Arts, later known as the Watt Institution and School of Arts, which had moved to Adam Square in 1837.