d'Este countermarks (really Gonzaga)
52 (6/75) VHV. HQP. 874 ancients on 52 ppl +
2 E + 2 ppl of color enlargements. 263 G, 555 R, 56 Byz.
countermarks (now thought to be Gonzaga) (24),
Roman Republican (228)
See Boon in Coins and the Archaeologist with a note on the Gonzaga family. (I can't find it now.)