'Postea cum Gilberto Northo quaeda’ lustravi diversa Numismata, et ab eo Diadumenianum Imperatorem Macrini filium accepi' [after, with Gilbert North, I looked through various coins, and I received from him an emperor Diadeumenian, the son of Macrinus] (BL, Harley MS 484, f.141r; Burnett 2020b, p. 524)