 In 1827, Dr. Beattie was admitted a licentiate of the Royal College of Physicians, London, and established himself in Hampstead, where for eighteen years he enjoyed an extensive practice.In 1836 and 1836 he travelled in Switzerland and in the land of the Waldenses, and in the former year was in Paris at the time of Fieschi's attempt upon the life of Louis-Philippe, and in the immediate vicinity of the explosion.He was a frequent contributor to periodicals, and during this period he published two poems — "John Huss" and "Polynesia" — "Ports and Harbours of the Danube", and a series of descriptive and historical works, beautifully illustrated by his friend and fellow traveller, the well-known W. H. Bartlett, on "Switzerland", "Scotland", "The Waldenses", "Castles and Abbeys of England", and "The Danube".