of Totternhoe Quarries, Church End Publishing, 2005, OCLC . External links Bedfordshire and Luton Geology Group, Totternhoe Stone. H.G Clarke and Son, Totternhoe – Clunch Stone. Interview of H.G Clarke & Son with Anglia https://www.youtube.com/watch?v=-GCYfpJxzJg Limestone Building stone Geology of England Stratigraphy of the United Kingdom Geography of Bedfordshire Chiltern Hills