Trajan Bronze As, RIC II Trajan 503 (as)

Monetary Context and Denominational Role

Under the Principate, the monetary system established by Augustus and refined by his Julio-Claudian and Flavian successors relied upon a multi-tiered hierarchy of precious and base metals. The as occupied an indispensable position as the traditional core of small-change transactions. Valued at one-fourth of a brass sestertius, one-sixteenth of a silver denarius, and one-four-hundredth of a gold aureus, the as provided the necessary purchasing power for everyday commerce, sustenance, small-scale market purchases, and minor daily labor wages. While high-denomination gold and silver coinages facilitated state-level transactions such as military payrolls, civic building contracts, and imperial taxation, base-metal copper and orichalcum fractions penetrated all socioeconomic levels of daily urban life across Rome, Italy, and the military frontiers. During the reign of Trajan, vast amounts of bullion flooded the capital following the successful campaigns in Dacia between AD 101 and 106, which culminated in the annexation of the region and the capture of substantial royal treasures. Despite the sudden influx of silver and gold that financed monumental construction projects and widespread denarius production, the regular striking of base-metal coinage remained essential. The issue catalogued as RIC II Trajan 503 (as) served this commercial necessity, providing fluid, trustworthy currency for daily retail activity while reinforcing the narrative that Roman territorial expansion and military victory brought stability and abundance to the civic body.

Production Technology and Mint Organization

The entire regular series of RIC II Trajan 503 (as) was produced exclusively at the primary imperial mint in Rome. Although imperial policy occasionally authorized supplemental provincial or military branch operations in the East or near the Danube for specific logistics, the massive production of base-metal sestertii, dupondii, and asses remained centralized in the capital. The mint of Rome during Trajan's fifth consulship operated with sophisticated administrative and operational organization, divided into distinct officinae that oversaw alloy preparation, flan casting, engraving, and striking. Flans for asses were typically cast from unalloyed copper or a low-alloy bronze, distinguishing them visually and metallurgically from the golden-hued orichalcum used for sestertii and dupondii. Blanks were cast in multiple gang moulds, cooled, trimmed of sprues, and subsequently heated to red heat before placement between hand-carved steel dies. Engravers carved the dies in intaglio, executing the laureate portraiture of the emperor and the reverse personification of Pax with high technical refinement. The strike was delivered manually by hammer, leaving slight eccentricities in centring and striking pressure that characterize genuine specimens. Typical weights for Trajanic asses range around 9 to 12 grams with diameters averaging between 26 and 28 millimetres, reflecting the standard physical parameters maintained for the denomination across the early second century AD.

Obverse Iconography and Variations

The obverse of RIC II Trajan 503 (as) features the mature bust of Trajan facing right. The emperor is depicted wearing a laurel wreath, tied at the nape of the neck with ribbon ties hanging behind. The imperial portraiture of this period reflects the decennalia style and the artistic developments following his Dacian triumphs, characterised by a prominent, angular profile, planar facial planes, a firm jaw, and combed-forward hair characteristic of his classic iconography. Numismatists identify stylistic variations across individual dies within this issue. Most commonly, the bust is rendered bare-necked with the laurel wreath resting directly upon the hair, terminating at the truncation of the neck or slightly draped over the shoulders. In specific minor die varieties, the bust incorporates an aegis, represented by scaled goat-skin or snake fringing draped over the far shoulder or breast, an attribute associating the princeps with the protective power of Jupiter and Minerva. This heroic or divinely protected presentation is balanced by the austere realism of Trajan's features, visualising the ideal of the soldier-emperor whose civic authority rested on demonstrated military competence.

Reverse Allegory: Pax Treading Dacian Captive

The reverse iconography of RIC II Trajan 503 (as) presents an evocative ideological formulation of Roman victory. The central figure is Pax, the divine personification of peace, draped in a traditional stola and standing facing left. In her extended right hand, she holds an olive branch pointing outwards and downwards toward the earth, the universal classical symbol of reconciliation and cessation of hostilities. In her left arm, she cradles a cornucopiae overflowing with fruits and grains, embodying the fertility, prosperity, and economic abundance that peace produces under benevolent imperial rule. Rather than portraying an idyllic or passive peace, the composition grounds this prosperity directly in military subjugation. Pax's right foot firmly treads upon the head and shoulders of a prostrate Dacian captive, whose truncated figure emerges beneath her. The captive is typically rendered with dishevelled hair and provincial physiognomy, visually summarising the total suppression of the Dacian Kingdom. The juxtaposition is deliberate and sophisticated: peace in the Roman conception was not the absence of conflict through compromise, but the active pacification and submission of hostile forces through imperial force (pax parta victoriis).

Epigraphy and Titulature Analysis

The inscriptions on RIC II Trajan 503 (as) provide precise administrative and chronological parameters while conveying the ideological ethos of the Principate. The obverse legend reads IMP CAES NERVAE TRAIANO AVG GER DAC P M TR P COS V P P, expanding in Latin to Imperatori Caesari Nervae Traiano Augusto Germanico Dacico, Pontifici Maximo, Tribunicia Potestate, Consuli Quintum, Patri Patriae. This epigraphic formula presents Trajan's full formal nomenclature, celebrating his adoption by Nerva, his victory titles Germanicus and Dacicus, his religious primacy as Pontifex Maximus, his civil authority derived from the tribunician power, his fifth consulship, and his title as Father of the Country. The reverse bears two complementary textual elements. Running around the periphery is the legend S P Q R OPTIMO PRINCIPI, expanding to Senatus Populusque Romanus Optimo Principi (The Senate and People of Rome to the Best of Princes). This title, formally awarded by the Senate, presents Trajan as the ultimate civic ruler who governed in harmony with the traditional institutions of Rome. Across the lower field, flanking the personification of Pax, are the large letters S C, indicating Senatus Consulto (by decree of the Senate), the traditional formula certifying senatorial endorsement of base-metal token coinage.

Typology and Chronological Classification

RIC II Trajan 503 (as) belongs to the extensive OPTIMO PRINCIPI series struck at Rome following Trajan's assumption of his fifth consulship on January 1, AD 103, and extending until his sixth consulship entered on January 1, AD 112. Because the obverse inscription records COS V continuously throughout this nine-year interval without updating annual tribunician iterations, broad cataloguing systems such as the Roman Imperial Coinage group these coins into the broad range of AD 103 to 111. However, specialized numismatic research, particularly by Bernhard Woytek in Die Reichsprägung des Kaisers Traianus, refines this chronology based on portrait evolution, legend arrangements, and campaign developments. The introduction of the title Dacicus securely dates the earliest possible striking of this type to late AD 102, while the specific visual motif of Pax subjugating the Dacian directly echoes the definitive settlement and conclusion of the Second Dacian War in AD 106. Consequently, the issue was likely introduced in the immediate post-war celebratory period around AD 107 to 108 and remained in production alongside companion issues struck in sestertius and dupondius denominations that shared parallel reverse iconography.

Circulation Patterns and Archaeological Context

As a standard copper denomination, coins of the RIC II Trajan 503 (as) type circulated widely throughout Italy and the western provinces of the Roman Empire. Asses possessed an inherently practical circulation velocity, passing frequently from hand to hand in municipal markets, military camps, bathhouses, and taverns. Because base-metal denominations were not hoarded for capital preservation to the same extent as silver denarii or gold aurei, examples of RIC II Trajan 503 (as) appear frequently as single site-finds across archaeological excavations in Roman Britain, Gaul, the Rhine frontier, and the Danubian provinces. Many recovered specimens exhibit moderate to heavy surface wear, clipped edges, or countermarks applied during subsequent administrative reviews, indicating that they often remained in active circulation for decades, frequently surviving well into the Antonine and Severan eras. Their wide geographical distribution demonstrates how Trajanic imperial propaganda, formulated in Rome and stamped into copper blanks, successfully reached the physical hands and daily consciousness of everyday provincial and military inhabitants.

References

1. Coins of the Roman Empire in the British Museum, Volume III: Nerva to Hadrian. pp. 182-185
2. Online Coins of the Roman Empire: RIC II Trajan 503 (as). ric.2.tr.503_as
3. The Roman Imperial Coinage, Volume II: Vespasian to Hadrian. p. 281, no. 503
4. Die Reichsprägung des Kaisers Traianus (98-117). Moneta Imperii Romani 14