The book is composed by a set of nine cards to Bécquer wrote during his stay in the monastery of Veruela, where is refuge for replace is of the tuberculosis that you affected, and that is published individually in the newspaper Madrid the contemporary along the 1864. It is a masterpiece of 19TH century Spanish journalism. Despite this dramatic illness, incurable at that time, the tone of these writings overflowing vitality. The descriptions of the nature and of the landscape are excellent. The theme of the letters is very varied and they are very entertaining and interesting, while 150 years have passed since they were written.