Early Roman Development at Leadenhall Court, London and Related Research
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EARLY ROMAN DEVELOPMENT AT LEADENHALL COURT, LONDON AND RELATED RESEARCH G. Milne and A. Wardle With contributions by I. Belts, J. Bird, M. Crowley, B. Davies, A. Davis, J. Groves, C. Harrison, F. Pritchard, J. Shepherd and B. West CONTENTS Page Page Summary 24 7. Conclusions 134 Introduction 134 1. Introduction 24 Comparative studies 135 Inter-site studies 135 2. The buildings 27 Intra-site studies 150 Site development 27 Future directions 153 Building catalogue 37 Form, function and construction 47 Building materials 53 Appendix 1. Catalogued finds listed by 154 material 3. Environmental evidence 59 Plant remains 59 Appendix 2. Accessioned finds from 156 Animal bone 67 contexts directly associated with the 1st- century buildings 4. Finds studies 70 Accessioned finds 70 Glass 99 Appendix 3. Coin list 162 5. Ceramic studies 114 Dating 114 Appendix 4. Key to ceramic codes 162 Summary of the samian wares 117 Analysis of the pottery assemblages 122 Appendix 5. Ceramic fabric 164 descriptions 6. Function, status and 127 Romanisation Deposition 127 Appendix 6. List of sites mentioned in 165 Function and status 129 the text 23 24 G. Milne & A. Wardle SUMMARY I. INTRODUCTION (Figs 12) The Leadenhall Court programme of rescue excavations The new building called Leadenhall Court lies which took place between 1984 and ig86 was primarily at the junction of Gracechurch Street and designed to record the remains of the 2nd-century Basilica. Leadenhall Street, between the late 19th-century However, sealed beneath that structure were the remains Leadenhall Market and the late 20th-century of 2^ earlier buildings, built between AD JO and AD 100. Lloyds building. It occupies part of the summit Initially, the site lay just beyond the main focus of the of the Cornhill, the eastern of the two gentle hills settlement, since a cremation cemetery dated to CAD 60 that lie within the walled area of the Roman was recorded on the excavation. However, by AD 75 an town of Ij)ndinium . The rescue excavations which insula of closely-spaced brickearth and timber strip build took place on the Leadenhall Court site between ings had been laid out as the town expanded northwards. 1984 and 1986 were initially designed to record Each building had a yard at the rear, with outhouses, the remains of the Roman Basilica, built there in wells, latrine pits and middens, from which artefacts and the 2nd century and rediscovered in the 1880s animal bones were recovered. The entire area was sealed beneath the market building to the south (RCHM beneath the construction levels for the next major develop 1928; Marsden 1987; Milne 1992). Negotiations ment phase, that of the 2nd-century Basilica and its between the developers, Legal and General associated roads. The huts, stores and offices of that con Assurance Company, and the Museum began in struction site were also represented on the excavation. It is 1983, but the first excavations did not take place the last three contrasting developments: the suburban farm, until January 1985. These were confined to five the urban insula and the construction site which are studied small trenches cut in the basement of a standing in detail in this report. building at 91-2 Gracechurch Street (Fig 2 Area In total, the remains of the 2^ vernacular buildings and D). The work took less than two months, using a the associated assemblages were therefore part of a com team of six experienced archaeologists. pletely sealed group, representing activity in the jo-year The results revealed the richness of the site, period which marked the elevation of the town from a for they proved to the satisfaction of the Museum, trading settlement to the provincial capital. The material English Heritage and the developers that, in clearly merited a detailed and integrated study, and the addition to the substantial remains of the Basilica results of that research are represented in this report. (Brigham 1990) and the 15th-century medieval The background to the project is discussed in Part i; market (Samuel 1989), earlier Roman buildings the development oj the site in the ist century is summarised had also survived. It is with these particular in Part 2, together with an illustrated description and vernacular buildings and associated material that discussion of the buildings and building materials utilised this report is concerned. A major archaeological in their construction. The environmental evidence is con investigation was clearly needed to record the sidered in Part j. The botanical and faunal remains are ancient levels before their destruction in the discussed and the interpretations are used to support the proposed development. Through the good offices suggestion that an agricultural phase preceded the urban of their director, Jeremy Edwards, Legal and expamnon in the CAD 80s. 'The accessionedjinds described General agreed to give generous support in cash in Part 4 include a large glass assemblage. The Jinds and kind to the project, to which English studies facilitated the identification of the relative status of Heritage also promised major contributions. the buildings. Armed with this information, the next phase of The detailed description of the ceramic material in Part excavations was planned around the developers' 5 made it possible to refine the pottery dating used hitherto demolition programme, which was in turn on London sites with the identification of at least two sub determined by the speed with which tenants divisions of Roman Ceramic Phase 2. Part 6 attempts to moved out, a factor beyond the control of both establish the comparative status and degree of the Museum and the developers. 'Romanisation' of the households represented. This research Three large open areas were ultimately programme shows the considerable interpretative value of excavated after some of the properties were the combined study of structures, associated artefacts and cleared and demolished: Area N from November environmental evidence, the first time such an exercise has 1985 to September 1986, Area W from May been conducted on this scale in a London excavation project. 1986 for five months, and Area S from June of The concluding Part 7 provides an evaluation, in which that year for four months. By this date, a three- the developments are set in perspective by comparison with man team had dug a series of trenches in the other work in the City. basements of the Metal Exchange Buildings to £ar/)) Roman development at Leadenhall Court 25 lis tm-^M^ I Fig I. Plan of present-day City showing location of Roman forum and basilica in relation to fort at Cripplegate, amphitheatre and line of yd-century town wall the south (Area M) which were not demohshed at a cost of about ^^250,000. A further four years until after the Museum team left the site in of even more intermittent work by finds staff, September. During the summer of that year, environmentalists and the site supervisors, some there were some 40 professional archaeologists 90 person-months in total, were required to working on the site, supported by the finds compile the relevant archive reports upon which processing team and loyal volunteers. The the subsequent studies are based. Further Museum team worked a five-day week, but the research, writing and illustration was required to site was also open on Sundays, when the City of prepare the reports of the 15th-century market London Archaeological Society volunteer group building (Samuel 1989), the Roman Basilica turned out in force. During the month of (Brigham 1990) and on a general site summary December 1986, a small Museum team returned (Milne 1992). Detailed work on the early Roman to the cleared site to monitor the contractor's buildings and the associated material was earth-moving operations. Two large Poclain 190s completed in 1991-3. Since work began on this were working in tandem, lowering the ground ambitious post-excavation project, there have surface for the insertion of the new basement, been major changes in the provision of archaeol the floor of which lay well below the level of the ogical support in the City of London. The earliest Roman features. Department of Urban Archaeology, the agency Work then began on the substantial quantities which excavated the Leadenhall Court site, was of pottery and other artefacts which had to be subsumed by the Museum of London processed, and on an assessment of the plans and Archaeology Service (MOLAS) in December written record of nearly 6,000 archaeological 1991- features. It took two years of intermittent Study of the site has shown that it lay just excavation and observation to collect the raw beyond the main focus of settlement in the mid data, amounting to over 200 person-months work I St century, since a cremation cemetery dated to 26 G. Milne & A. Wmdle S I n°> I o. o •c <o JJ s Cornhill Street Leadenhall Fig 2. Plan showing location of trenches on the Leadenhall Court site excavated from ig8§-6, in relation to the north-west corner of the 2nd-century basilica (shown in outline: see Fig i). The larger Areas N, S and W were all excavated as open areas on cleared sites, while the smaller trenches were investigated in the basements of Dominion House (Area D) and the Metal Exchange (Area M) before demolition. c. AD 60 was recorded on the excavation. northwards. Each building had a yard at the However, by AD 75 buildings had begun to rear, with outhouses, wells, latrine pits and encroach over the area, and by AD 80 an insula middens, from which a range of artefacts and of closely-spaced brickearth and timber strip animal bone was recovered. The entire area was buildings had been laid out as the town expanded sealed beneath the construction levels for the Early Roman development at Leadenhall Court 27 next major development phase, that of the 2nd- numbers [eg N4, Si2) are shown throughout the century BasiHca and its associated roads.