LOW CAYTHORPE, EAST YORKSHIRE THE MANOR SITECOPPACK G.YORKSHIRE (THE) ARCHAEOLOGICAL JOURNAL. 1974, Vol 46, pp 34-41Article

THE EXCAVATION OF A ROMAN AND MEDIEVAL SITE AT FLAXENGATE, LINCOLNCOPPACK G.LINCOLNSHIRE HISTORY AND ARCHAEOLOGY. 1973, Vol 8, pp 73-114Article

A thirteenth century pottery kiln in NottinghamCOPPACK, G.Transactions of the Thoroton Society of Nottinghamshire Nottingham. 1978, Vol 82, pp 21-25Article

An excavation at Chapel Garth, Bolton, Fangfoss, HumbersideCOPPACK, G.Yorkshire (The) Archaeological Journal Leeds. 1978, Vol 50, pp 93-150Article

Some Descriptions of Rievaulx Abbey in 1538-1539 : The Disposition of a Major Cistercian Precinct in the Early Sixteenth CenturyCOPPACK, G.Journal of the British Archaeological Association. 1986, Vol 139, pp 100-133, issn 0068-1288Article

The excavation of the great hall at Bolingbroke Castle, Lincolnshire, 1973DREWETT P; COPPACK G; GOODALL I et al.Post-Medieval Archaeology. 1976, Vol 10, pp 1-33Article