Post it and pick it!

[expat]

Constantine II AE follis. 337-340 AD. CONSTANTINVS IVN NOB C, laureate head right / PROVIDENTIAE CAESS, campgate with no doors, two turrets and star above. Mintmark: Epsilon SIS double crescent.
Siscia 2.92 g, 19.2mm
RIC VII 216

NEXT: Campgate

[Octavius]

Ae of Constantine with camp gate.

 

next, coin with orange or red patina.

[DonnaML]

Here's some red:

Anonymous colonial civic issue, AE 23, 251 - 260 AD (Trebonianus Gallus to Valerian I), Troas, Alexandria Troas Mint. Obv. Draped bust of Tyche right, wearing mural crown, vexillum inscribed CO AV over right shoulder, CO ALEX TR / Rev. Horse (of Erichthonius?)* grazing to right, COL AVG, TROAD in exergue. RPC IX 505 (see https://rpc.ashmus.ox.ac.uk/coins/9/505 ); Bellinger A486 [Alfred A. Bellinger, Troy, The Coins (Princeton 1961)]; BMC 17 Troas, 46 var. [diff. legends]; see also id. 45, 47-50 var. [Warwick Wroth,  A Catalog of the Greek Coins in the British Museum, Vol. 17, Troas, Aeolis, and Lesbos (London 1894)]; SNG Copenhagen 108-113 [Sylloge Nummorum Graecorum, Copenhagen, The Royal Collection of Coins and Medals, Danish National Museum, Part 20, Troas (1945)]. 23 mm., 5.80 g.  Ex: Pars Coins; Ex: Kenneth W. Dorney.

* See BMC 17 Troas at xviii, citing Cavedoni (Spicil., p. 151) for the suggestion that the grazing horse, first depicted on the coins of Alexandria Troas ca. 300 BCE, is one of the horses of Erichthonius, father of Tros, after whom Troas was named.

Next:  Another horse with no rider and no wings -- and that isn't attached to a chariot or other vehicle.