"This monograph is based on a talk given at EMIAC 82, the Industrial Heritage Day organised by Northamptonshire Industrial Archaeology Group and held at Cogenhoe Village Hall, Northamptonshire on 18th October 2011"--Preface.
Evolution of the Northamptonshire ironstone industry by Peter Perkins. ISBN 9780957664715. Published by NIAG in 2013. Publication and catalogue information, links to buy online and reader comments.