The excavations were sponsored by the Graeco-Roman branch and thus were concerned with recovering cartonnage from the Graeco-Roman period rather than objects or material from different time periods.
Johnson, John de M. 1912. Graeco-Roman branch. Archaeological Report (Egypt Exploration Fund) (1911-1912), 12-16.
Johnson, William A. 2012. The Oxyrhynchus distributions in America: papyri and ethics. Bulletin of the American Society of Papyrologists 49, 209-222.
Links
[1] https://egyptartefacts.griffith.ox.ac.uk/resources/egypt-exploration-fund-eff-graeco-roman-branch
[2] https://egyptartefacts.griffith.ox.ac.uk/people/john-de-monins-johnson
[3] https://egyptartefacts.griffith.ox.ac.uk/node/1066