1. Allason-Jones, L. and Jones, D.M. 1994 'Jet and other materials in Roman artefact studies', Archaeologia Aeliana 5(22), 265-72. https://doi.org/10.5284/1060944
2. Allason-Jones, L. and Jones, J.M. 2001 'Identification of "jet" artifacts by reflected light microscopy', European Journal of Archaeology 4(2), 233-51. https://doi.org/10.1179/eja.2001.4.2.233
3. Alldritt, D.M. 2013 'Carbonised plant macrofossils and charcoal' in L. Martin, J. Richardson and I. Roberts (eds) 'Iron Age and Roman Settlement at Wattle Syke', Yorkshire Archaeology 11, 259-80.
4. Allen, M., Blick, N., Brindle, T., Evans, T., Fulford, M., Holbrook, N., Lodwick, L., Richards, J.D. and Smith, A. 2018 The Rural Settlement of Roman Britain: an online resource [data-set], York: Archaeology Data Service [distributor] https://doi.org/10.5284/1030449
5. Bailey, J. B. 1915 'Catalogue of Roman inscribed and sculptured stones, coins, earthenware, etc., discovered in and near the Roman Fort at Maryport, and preserved at Netherhall', Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society 1(15), 135-172.