Mapping major joints in the Lower Oxford clay using terrestrial photogrammetry /
Moore, J. F. A.
Garston :  Building Research Establishment, 
1974.
This paper was presented at a seminar on photogrammetry held by the Engineering Geology group of the Geological Society on 9 May, 1972, and is reprinted from the Quarterly Journal of Engineering Geology, Vol. 7, 74, pp. 57-67.