cu001 | 1 | columbia.apis.3160
cu046 | 1 | 500
cu046 | 2 | 690
cu090 | 1 | O.Col.inv. 3160 (acc.91.3)
cu245ab | 1 | letter,
cu245f | 1 | [VI-VII century]
cu500 | 1 | scanty remains of 6 lines of writing on the front, back blank.
cu500 | 2 | incomplete on top and right
cu500 | 3 | surface damaged by salt incrustations
cu520 | 1 | letter
cu546 | 1 | in Greek
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) 122-23 (Plate 25)  
cu590 | 1 | room 602, drawer 26