Giulio Bas was best known for his Gregorian accompaniments. Here’s a biography of him written in 1907 (approximately a decade before his accompaniments began to appear):
* * 1907 Biography of Julius Bas
Jesus said to them: “I have come into this world so that a sentence may fall upon it, that those who are blind should see, and those who see should become blind. If you were blind, you would not be guilty. It is because you protest, ‘We can see clearly,’ that you cannot be rid of your guilt.”