A Challenge to Islam for Reformation: The Rediscovery and reliable Reconstruction of a comprehensive pre-Islamic Christian Hymnal hidden in the Koran under earliest Islamic Reinterpretations

As a Protestant theologian and diciple of renowned critics of Christianity, Albert Schweitzer and Martin Werner, the Author wanted since long to contribute to the breakthrough of their resolute nontrinitarian position which has throughout the twentieth century by all and every Western Christian university theology been silenced by pretending tacitly and tenaciously the non-existence of their strong argument.