Here s THE LATIN reference the Lewis and Short Lexicon with minor correction from my hardcopy G g indecl n or on account of littera f had originally no place in the Latin alphabet both the sharp and the flat guttural mutes our k and g sounds being represented by C hence on the Columna Rostrata LECIONES MACISTRATOS EXFOCIONT pu CNANDOD PVCN ad CARTACINIENSIS for legiones etc hence too the archaic form ACETARE for agitare v Paul ex Fest p 23 M ll N cr and the still common abbreviation of the names Gaius and Gneus in C and Cn At a later period acc to Plut Qu Rom p 277 D and 278 E by means of a freedman of Spurius Carvilius Ruga about the beginning of the second Punic war a slight graphic alteration was made in the C which introduced into the Roman orthography the letter G on the old monuments C thus we have in the S C de Bacchanal MAGISTER MAGISTRATVM FIGIER GNOSCIER AGRO on the other hand the orthography GNAIVOD PATRE PROGNATVS on the first Epitaph of the Scipios which dates before that time indicates either incorrectness in the copying or a later erection of the monument