Sean Adcock recently published two booklets -one titled "STONEWORK- A technical guide to standards and identification of common faults in dry stone walling " and the other "CLAWDD CONSTRUCTION" giving the specifications and tips to building of the specific stone and dirt walls common to Wales . Both booklets are DSWA North Wales Branch publications.
Sean has written many excellent technical articles in "Stonechat " the branch magazine. http://www.dswales.org.uk/
Both booklets are thoroughly well written and discuss all the proper methods of construction and give insight into what to look for with each walling style.STONEWORK is printed in a glossy format with 34 pages many containing excellent colour photos.
CLAWDD CONSTRUCTION is written in two languages, 25 pages in English and 27 pages in Welsh
This is recommended reading for all stone workers, students and homeowners.
Check with www.dswa.org.uk or sean@stonewaller.freeserve.co.