Ink Study

Report: Ink Study of Two Ancient Fragments through Micro‐Raman Spectroscopy

by James T. Yardley, Department of Electrical Engineering, Columbia University, an dAlexis Hagadorn, Conservator and Hed of the Conservatio Program, Columbia University Libraries.

  • Read the full report, “Characterization of the Chemical Nature of the Black Ink in the Manuscript ‘Gospel of Jesus’s Wife’ through Micro-Raman Spectroscopy”


The Gospel of Jesus's Wife fragment, recto, overlaid with grid used to record locations of Raman and FT-IR testing. 
Photo courtesy of Harvard Divinity School.


The Gospel of Jesus's Wife fragment, verso, overlaid with grid used to record locations of Raman and FT-IR testing. 
Photo courtesy of Harvard Divinity School.