The Harris matrix or Winchester seriation diagram's a tool used to depict the temporal succession of archaeological contexts and thus the sequence of deposition on a 'dry land' archaeological site. The matrix reflects the relative position and stratigraphic contacts of observable stratigraphic units, or contexts. The Matrix was developed in 1974 in Winchester, England, by Dr. Edward Cecil Harris. However the concept of creating seriation diagrams of archaeological strata based on the physical re… (More on Harris-matrix)