Among other subjects, he wrote on the School of Hierotheus, on Romish falsifications of the Greek Fathers, on Leo XIII., on Liberal Ultramontanism, on the Papal Teaching in regard to Morals, on Vincentius of Lerins and he carried on a controversy with Professor Willibald Beyschlag, of the German Evangelical Church, on the respective merits of Protestantism and Old Catholicism regarded as a basis for teaching the Christian faith.
Richelieu intercepted the letters, and by omissions and falsifications succeeded in destroying their mutual confidence.
The original works of Rufinus are - (I) De Adulteratione Librorum Origenis - an appendix to his translation of the Apology of Pamphilus, and intended to show that many of the features in Origen's teaching which were then held to be objectionable arise from interpolations and falsifications of the genuine text; (2) De Benedictionibus XII Patriarcharum Libri II - an exposition of Gen.
In his own lifetime Origen had to complain of falsifications of his works and forgeries under his name.
Linseed oil is subject to various falsifications, chiefly through the addition of cotton-seed, niger-seed and hemp-seed oils; and rosin oil and mineral oils also are not infrequently added.