Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. Giovanni Caruso, only living brother to the singer, wrote to the author in a letter dated November 20, 1921, I am sending the data you wanted, and will arrange to confer with you and Zirato as often as may be necessary, during my stay in America. Your book of Enrico will be the only book, the one he had told me he expected you and he would write to gether.