Marcham Society has a strong tradition in actively taking part in local digs and the dissemination of the findings through talks, exhibitions and of course, Coral Rag. (See Publications)

In Coral Rag 10 (2019) Steve Nicholson and Sheila Tilley have written an update to Roger Gelder's article of Fieldwalking in Big Leas from Coral Rag 7 (2007).
You may read the articles referred to in the bibliography here:

Janey Cumber, 'Marcham: The Place-Name', Coral Rag 1 (2001), pp 7-9.

G Druce, 'The Saline Spring at Marcham', Ashmolean Natural History Museum of Oxon, 1914.

Julia Brocklesby, 'A Preliminary Analysis of Pottery from Big Leas', 2006 (unpublished).

Roger Gelder, Three articles from AAAHS Newsletters, Spring 2006 - Spring 2007.

Roger Gelder, Fieldwalking Big Leas 2005-2007.

Roger Gelder, 'A Detailed Description of Fieldwalking Big Leas Field', Coral Rag 7 (2007), pp. 18-27.

Clive Chatters, 'Saltmarsh', British Wildlife Collection, 2017.