Augustus Bronze Quadrans, RIC I (second edition) Augustus 227

Monetary Context and Denominational Function

Following the final settlement of the civil wars and the formal establishment of the Principate in 27 BC, Augustus undertook a comprehensive reorganization of the Roman monetary system. Base-metal coinage, which had ceased regular striking at Rome for decades during the late Republic, was systematically reintroduced in both orichalcum and pure copper. While the monumental sestertius and dupondius formed the prestigious brass core of the currency, and the copper as served as the dominant unit of daily accounting and manual transactions, fractions such as the semis and quadrans were required to settle petty retail exchanges, market tolls, and everyday subsistence purchases without causing inflationary pressures. The quadrans represented one fourth of an as, or one sixty-fourth of a silver denarius, marking it as the smallest standard denomination struck within the early imperial system. At Lugdunum, base-metal coinage fulfilled an urgent strategic necessity: supporting civilian commerce and local markets in Roman Gaul while facilitating cash payments alongside legions stationed along the Rhine frontier. The emission of RIC I (second edition) Augustus 227 reflects this practical economic necessity, embedding small-denomination bronze directly into the provincial landscape during the opening decade of the Lugdunum mint's imperial operations.

Mint Operation and Production Techniques

Lugdunum, modern Lyon, was founded in 43 BC at the strategic confluence of the Rhone and Saone rivers, quickly becoming the administrative hub of Gallia Comata. Under Augustus, particularly around 15 BC coinciding with his extended presence in Gaul, Lugdunum was elevated to the status of a major imperial mint. This facility operated initially to produce gold and silver coinage for northern campaigns and rapidly expanded into base-metal token denominations. The production of RIC I (second edition) Augustus 227 utilized standard Roman striking techniques involving heated cast flans struck between engraved iron or bronze dies. The metal alloy used for this series is broadly classified as copper-alloy or bronze, distinct from the refined red copper characteristic of contemporary Roman urban asses or the zinc-heavy brass of orichalcum denominations. Striking small fractions posed mechanical challenges, as die cutters worked with diminutive surfaces typically spanning between 15 and 18 millimeters in diameter. Production batches were relatively controlled, and while the Lugdunum mint produced massive quantities of Altar series asses later in the decade, these earlier small fractions appear to have been struck in targeted, periodic emissions to supply immediate local liquidity.

Obverse Typology and Portraiture

The obverse of RIC I (second edition) Augustus 227 presents a right-facing, laureate head of Augustus. The portrait reflects the classicizing, youthful artistic conventions established across the Augustan empire after the adoption of the Prima Porta portrait model in the twenties BC. The emperor is depicted with idealized facial contours, smooth planes, and the characteristic parted locks of hair upon the forehead, conveying calm authority rather than realistic chronological aging. The laurel wreath surrounding the head is a classical triumphal attribute, symbolizing enduring military success and divine favor while avoiding the autocratic connotations of a Hellenistic royal diadem. The compact physical size of the quadrans required the die engraver to compress the imperial profile without losing clarity of line or expressive dignity. Stylistic execution varies across identified obverse dies, ranging from fine imperial artistry closely aligned with Lugdunese denarii to slightly heavier provincial renderings, demonstrating that multiple engravers participated in cutting base-metal dies during the mint's active early phases.

Reverse Iconography and Symbolism

The reverse design features an eagle standing front with its wings spread outward and its head turned to the left. The eagle was the sacred attendant bird of Jupiter Optimus Maximus, the supreme protector of the Roman state, and had served as the paramount signum of the Roman legions since the military reforms of Gaius Marius. By placing this majestic avian figure upon the reverse of a Gallic bronze issue, the imperial administration directly united civic religion with military might. The posture of the eagle, with wings fully extended in an attitude of vigilant readiness, evokes themes of imperial victory, territorial security, and cosmic guardianship. Unlike contemporary metropolitan bronze quadrantes issued by the triumviri monetales at Rome, which commonly bore civic instruments like altars, clasped hands, or sacrificial simpula, the Lugdunese eagle established an explicitly militaristic and ideological message appropriate for a province adjacent to active frontier defense zones. The execution of the feathers, talons, and head demonstrates high sculptural precision within the limited compass of the coin field.

Epigraphic Analysis and Legend Formulations

The legends on RIC I (second edition) Augustus 227 are notable for their conciseness and monumental simplicity. The obverse legend reads IMP CAESAR, while the reverse legend is limited to the single name AVGVSTVS. In contrast to lengthy imperial titles bearing tribunician iterations, consulships, and pontifical honors, this sparse epigraphic formulation carries profound ideological weight. The praenomen Imperator signifies supreme military command and universal victorious commander status, a title Augustus employed as a hereditary praenomen to emphasize his personal bond with Roman soldiers. The cognomen Caesar maintained his legitimate adoptive lineage to the deified Julius Caesar. On the reverse, the name AVGVSTVS, granted by the Senate in 27 BC, underscored his venerated, sacred aura within the Roman civic commonwealth. Together, the legends form an unbroken conceptual phrase: Imperator Caesar Augustus. The lettering is cleanly cut in balanced Roman square capitals, carefully proportioned to frame the obverse bust and reverse eagle without crowding the peripheral field.

Typological Placement and Chronological Sequence

In the second edition of Roman Imperial Coinage Volume I, C. H. V. Sutherland catalogued this issue under number 227 within the provincial emissions of the Lugdunum mint, assigning it to the chronological window of circa 15 BC to 10 BC. This dating coincides with the foundation and consolidation of regular imperial minting at Lyon following Augustus's arrival in Gaul in 16 BC and precedes the formal inauguration of the celebrated Altar of Roma and Augustus series around 10 or 9 BC. In earlier scholarship, some confusion existed regarding the denominational assignment of small Lugdunese bronzes, with certain cataloguers treating related specimens as semisses or indeterminate fractions based on irregular flan weights. However, modern numismatic classification confirms number 227 as a quadrans based on comparative metrology, design hierarchy, and module. Its typology parallels contemporary gold and silver themes struck at Lugdunum, reflecting a coherent administrative campaign to introduce fully imperialized coin designs into the Western monetary pool before the massive Altar series standardized Gallic bronze output.

Circulation Patterns and Archaeological Context

The circulation pattern of RIC I (second edition) Augustus 227 illustrates the complex economic reality of low-value everyday currency in the western Roman provinces. Small bronze denominations rarely traveled substantial distances through formal state disbursements; instead, they moved through localized commercial networks, military canteen sales, and urban retail markets. Archaeological discoveries indicate that while primary circulation clustered in central and eastern Gaul, examples migrated along major river highways such as the Rhone, Saone, and Rhine corridors, reaching legionary and auxiliary camps stationed along the northern frontiers. Due to their low intrinsic value, quadrantes circulated for decades after their initial striking, frequently sustaining extensive surface wear, chipping, and corrosive patination in humid riverine soils. Finds from regional Gallic excavations confirm that these Lugdunum fractions circulated alongside local Celtic cast potin coins and older Republican bronze fractions, gradually replacing pre-Roman local monies and anchoring the standardized Roman monetary system firmly into daily provincial life.

References

1. Le monnayage de l'atelier de Lyon: Des origines au regne de Caligula (43 av. J.-C. - 41 apr. J.-C.). pp. 82-84, no. 29
2. Online Coins of the Roman Empire: RIC I (second edition) Augustus 227. RIC I (second edition) Augustus 227
3. The Roman Imperial Coinage, Volume I: From 31 BC to AD 69 (revised edition). pp. 56-57, no. 227
4. The Emperor and the Coinage: Julio-Claudian Studies. pp. 45-52