26Collins, A.E.P., and B.C.S. Wilson. "The Slieve Gullion Cairns." Ulster Journal of Archaeology Third 26 (1963): 31, 33.
In all, 172 pottery sherds were collected in the north tomb. Most were tiny crumbs, but the few base sherds had outer pot surfaces with continuous decoration. These may be seen here in a drawing by the excavators.