"A Summary of the Principle Evidence for the Truth, Divine Origin of the Christian Revelation" by Beilby, Lord Bishop of London, translated Johan Godfried Philips & Cornelius de Saram into "the Chingalese language", commissioned by Alexander Johnston as Prime Justice of the Supreme Court of Indicature in the Island of Ceylon. Sent for translation in 1816.

The Papers of Alexander Johnston consists of manuscripts written by Johnston, commissioned by him, or simply presented by him to the Society. These are:

• Portfolio of material donated by Sir Alexander Johnston to the Royal Asiatic Society
• 'A Summary of the Principle Evidence for the Truth, Divine Origin of the Christian Revelation' by Beilby, Lord Bishop of London, translated J.G. Philips & C. de Saram into Sinhalese.
• "Moses in the Bulrushes - A Sacred Drama" and "Joseph" by Hannah More, translations in Sinhalese.
• Report on tumuli or barrows in the Sardis region (Turkey) by George Hale.