ISSN 1463-5194

GIS Guide to Good Practice edited by Mark Gillings and Alicia Wise with contributions by Mark Gillings, Peter Halls, Gary Lock, Paul Miller, Greg Phillips, Nick Ryan, David Wheatley, and Alicia Wise

Acknowledgements Section 1: Aims and objectives 1.1 Why a GIS Guide to Good Practice? 1.2 How best to use this Guide 1.3 The thematic sections Section 2: A brief introduction to GIS and Archaeology 2.1 Introduction 2.2 Some core references 2.3 The early years and spatial statistics 2.4 Landscapes, present and past 2.5 Current concerns Section 3: Spatial data types 3.1 Spatial data 3.2 Principle GIS spatial data models 3.3 Generic issues 3.4 Precision and accuracy 3.5 Scale and resolution 3.6 Common sources of spatial data 3.7 Attribute data - information about the spatial features you have recorded 3.8 Common sources of attribute data 3.9 Designing a new attribute database 3.10 Issues to consider when structuring and organising a flexible attribute database Section 4: Structuring, organising and maintaining information 4.1 Layers and themes 4.2 Choice of vector, raster or combined forms of spatial database 4.3 Combining and integrating attribute databases 4.4 Derived data 4.5 Copyright issues - an example from the Ordnance Survey Section 5: Documenting the GIS data set 5.1 Why document your data? 5.2 Levels of documentation 5.3 Information to be recorded 5.4 Dublin Core metadata 5.5 Ancillary documentation: what to supply and why Section 6: Depositing information - archiving your data set 6.1 The Archaeology Data Service - your first port of call 6.2 Four reasons for depositing GIS-based data with the ADS 6.3 Depositing information 6.4 Case study - depositing a GIS data set Section 7: Useful definitions and references 7.1 Bibliography 7.2 Glossary 7.3 Pathways through the GIS Guide to Good Practice 7.4 A quick reference guide Appendix 1: Data sources Appendix 2: Standards in archaeology This Guide is endorsed by the

© Mark Gillings, Peter Halls, Gary Lock, Paul Miller, Greg Phillips, Nick Ryan, David Wheatley, and Alicia Wise 1998 The right of Mark Gillings, Peter Halls, Gary Lock, Paul Miller, Greg Phillips, Nick Ryan, David Wheatley, and Alicia Wise to be identified as the Authors of this Work has been asserted by them in accordance with the Copyright, Designs and Patents Act 1988. All material supplied via the Arts and Humanities Data Service is protected by copyright, and duplication or sale of all or part of any of it is not permitted, except that material may be duplicated by you for your personal research use or educational purposes in electronic or print form. Permission for any other use must be obtained from the Arts and Humanities Data Service(info@ahds.ac.uk). Electronic or print copies may not be offered, whether for sale or otherwise, to any third party.