Broken all around with one arris preserved. Series A 3911 - A 3923.
From Parthenon.
Pentelic marble. From demolition of Green Lime Mortar Wall 1. 1092 Leica PD 2037 ... 30 July 1970
Preserved is one arris with joint surface. Joint surface has rough tooth chisel relieving surface at edge, smoother resting surface toward middle. Series of A 3911 - A 3923.
From Parthenon.
Pentelic marble ... 30 July 1970