David Octavius Hill, Robert Adamson Handyside Ritchie and Wm. Henning (Handyside Ritchie y Wm. Henning) 1843 / Copia póstuma, 1912
David Octavius Hill, Robert Adamson Dr. Munro (Dr. Alexander Monro [1773-1859], Professor of Anatomy in Edinburgh... 1844 (29 de agosto) / Copia póstuma, 1905