Ramus, Johannes (Goesanus). De Rebus Turcicis libri tres. Louvain, 1553, 12mo. The first book of the three is by Secundinus.
Ranke, Leopold von. History of Servia and the Servian Revolution. Trans. by Mrs. A. Keen. London, 1858, 16mo.
First chapter contains an illuminating résumé of relations between Byzantium and Serbia in middle of 14th cent.
Rasmussen, Janus Lassen. Annales islamismi, sive tabulae synchronistochronologicae Chaliforum et regum orientis et occidentis. Copenhagen, 1825, sm. 4to. Contains, pp. 61-134, trans. of Ahmed ben Yussuf, Historia Turcarum, Karamanorum, Selgiukudarum, Asiae Minoris, &c.
Raynaldus, Odericus. Annales ecclesiastici ... Baronii ... ab anno 1198. Tomes xiii-xxi. Rome, 1646-77. 9 vols. fol. Lucca, 1746-56. 15 vols. fol.
There have been so many editions, abridgements, and translations of the Annales that I have given my references to this work under the year, so that any edition might be consulted.
Raynaud, Gaston. Editor of Froissart, and, with Michelant, of the Jerusalem Itineraries.
Raynaud, Furcy. French trans. of Heyd’s Levantehandelsgeschichte.
Reinaud, J. T. French trans. of Abulfeda.
Reineccius, Reiner. Editor of Helmoldus and Arnold of Lübeck.