'I cannot conceive your Geta with a beard could be designed for, or ought to be placed as, Publius Septimius Geta, son of Severus, but rather (let the first letter be as it will, perhaps through workman’s ignorance or slip, P for L Lucius) to be placed before Severus, being, as I apprehend, made in honour of Lucius Septimius Geta, that prince’s grandfather, and father of Severus, who, in honour of him, caused them to be coined or made, as Nero did for his father Ahenobarbus, and others for theirs. [discusses the personalities] [Geta] appears not to have lived above 23 years, and he is so represented in all the medals I have seen of him... In the medals he is sometimes styled BRIT, from attending his father and brother in the reduction of that province, which had too far espoused the interest of Clodius Albinus, their beloved commander. [discuss coins with P and L] so that I certainly conceive these coins could not all be made in memory of one and the same person, but must be in honour of the grandfather and the grandson. [dicusses a denarius with P... referring to Raphalengius’s Imagines Imperatorum and to Du Choul;] Sir Robert Cotton from his collection has given us in Speed a denarius of Geta ...
I have read that part of your letter relating to your observation of PLC on the reverse of some of the coins of Carausius, and other emperors in the exergue, to our society, which they approve of, and are satisfied those characters denote Percussu Lindi Coloniae, doing honour to our ancient county town....'
(Nichols 1781-1790, pp. 311-13; Burnett 2020b, p. 1660)