Agricultural Surveying including Mensuration,Road Construction & Drainage by John Malcolm ,1926 ,ex. University of London Depository,otherwise in good condition.313 pages. Really unusual manual on the specific craft of agricultural survey,lots of highly detailed illustrations,pics of surveying gadgetry etc. http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&sspagename=STRK%3AMESE%3AIT&viewitem=&item=320139392991&rd=1&rd=1