Then, all the time that Peary was challenging and Impugning that Dr. Cook had reached even the northern point of Heiberg Land, according to their own statement of October 13, they had in their pockets the map and information from the Eskimos that Dr. Cook had not only reached the northern point of Heiberg Land, but traveled above it and turned around the point.
"My Attainment of the Pole"
Frederick A. Cook
We cannot detract from the antiquity of Indian civilization without Impugning its indigenous origin, nor doubt this without stirring the question as to the countries from which it was introduced.
"The Ethnology of the British Colonies and Dependencies"
Robert Gordon Latham
He went to Paris in 1674; wrote some plays and Dialogues of the Dead, 1683. In 1686 appeared his Conversations on the Plurality of Worlds, and in the following year his History of Oracles, based on the work of Van Dale, for which he was warmly attacked by the Jesuit Baltus, as Impugning the Church Fathers.
"A Biographical Dictionary of Freethinkers of All Ages and Nations"
Joseph Mazzini Wheeler