John of Salisbury to Bishop John Belmeis of Poitiers
"Ex Insperato et in transitu ..."
O'Connor, John Francis, "An Annotated Translation of the Letters of John of Salisbury" (1947). Master's Theses. Paper 672.
John of Salisbury to Bishop John Belmeis of Poititers
Materials for the history of Thomas Becket Vol 7 pp. 462- MTB Epistola 748
Joannes Saresberiensis ad Joannem Picatavensem Episcopum
Ioannes_Saresberiensis - http://bit.ly/21RM25G
Later the material was incorporated in
Materials for the history of Thomas Becket, Vol 2.pp. 316-322 http://bit.ly/1UMtAWM