The Moroccan system was visited, and in some instances crossed, by various European travellers carried into slavery by the Salli rovers, and was traversed by Rene Caille in 1828 on his journey home from Timbuktu, but the first detailed exploration was made by Gerhard Rohlfs in 1861-1862.
These books made friends for him, the most intimate among whom, Honore Caille, seigneur du Fourny (1630-1713), persuaded him to publish his Histoire genealogique de la maison royale de France, et des grands officiers de la couronne (1674, 2 vols.
4); after Father Anselme's death, Honore Caille collected his papers,and brought out a new edition of this highly important work in 1712.
Besides the works of De la Caille, Le Vaillaint, Thunberg, Barrow, Lichtenstein, Burchell and others quoted in Cape Colony, § Bibliography, see Sir J.
To enforce this claim he ravaged and plundered a large part of the country, took hostages from Niall Caille the over-king (833-845), drove out the comarba of St Patrick, or archbishop of Armagh, and for a whole year occupied his place as bishop. On his return he plundered the termon lands of Clonmacnoise " up to the church door," an exploit which was repeated the following year.