Report on Excavations in the Athenian Agora 1991 ... T. Leslie Shear, Jr ... This is a report on the archaeological field work conducted in the Athenian Agora during the period from December 1990 to December 1991. The actual excavation period was preceded by the demolition of a ... 10 Jun-9 Aug 1991 ... Excavations continued in the areas along the north side of Hadrian Street (sections ΒΖ and ΒΗ) and was started in the new area on Hastings Street (section ΒΕ).
... It was possible to explore a section of the Eridanos River which passes through the Agora in a great masonry tunnel covered by large slabs. ... South of the sanctuary, at the edge of the Panathenaic Way, two complete stelai, used as cover slabs over a small drain, were discovered.