cu001 | 1 | columbia.apis.3165 cu041 | 1 | cop cu046 | 1 | 500 cu046 | 2 | 690 cu090 | 1 | O.Col.inv. 3165 (acc.91.8) cu245ab | 1 | documentary text, cu245f | 1 | [VI-VII century] cu500 | 1 | 1 line of writing on the front, back blank. cu500 | 2 | incomplete at least on the left; most of the surface is unwritten cu520 | 1 | the text mentions Proklos cu546 | 1 | in Coptic cu561 | 1 | from Mons Porphyrites. Donated to Columbia University in 1991 cu581 | 1 | published by J.A. Sheridan and J. Roth, "Greek Ostraka from Mons Porphyrites," BASP 29 (1992) 124 (Plate 28) cu590 | 1 | room 602, drawer 26