"Catalogue of Manuscripts in Spanish in the British Museum. Volume 4" is a publication which consists of information on manuscripts in the British Museum's collection, written by foreign authors and available for research. In this part of the catalog you will find detailed descriptions and characteristics of manuscripts written in Spanish, which are a valuable resource for the study of the history, literature and culture of Spain. The authors of this work are the British Museum, Department of Manuscripts, and Pascual de Guyangos, a well-known Spanish scholar and historian. The deep knowledge of the authors, drawing on sources from the museum's collections, make this catalog a reliable guide for researchers, students and all those interested in the written monuments of Spanish heritage. "Catalogue of Spanish Manuscripts in the British Museum. Volume 4" is an important document that expands our understanding of Spanish culture and history through the study of written sources preserved in the collection of this distinguished museum."