Watch List notes:

Caligula. 37-41 AD. Sestertius, 27.68g (6h). Rome, 37-38 AD. Obv: C CAESAR AVG GERMANICVS PON M TR POT Head laureate left. Rx: ADLOCVT COH, without S C, Caligula standing left on platform, camp chair behind him, addressing five soldiers holding standards. BM 33. Paris 45. Cohen 1 (15 Fr.). Ex Künker 273, 14 March 2016, lot 635. The same obverse die was also used for Caligula's Three Sisters type, Paris 487, pl. XIII. Why the formula S C was omitted from the ADLOCVT COH type remains a mystery.