A business man became intrigued by the Trappists, outgrowth of the Cistercian order, the brow monks who work and pray and are bound by the rule of silence. He investigated, visited, went into retreats until even their Abbots felt he had caught the spirit of the colony perfectly enough to voice it to the world. One of them, the Hight Heversal Bruno yan has written the introduction. Mr. Holmes is one of the few men ever permitted to penetrate ""the voice of silence"" and he was also allowed to take many photographs for his book.