The lexical-semantic variation double titles components of the XVI-XIX cc. Russian hand-written books (based upon the material of the research department of manuscripts of Russian state library)

The article focuses on double titles of Russian hand-written books of XVI-XIXth cc.; the definitions of basic concepts are given, synonymic relations between the components of the titles are described, the structural-semantic features of double titles are analyzed and the causes of their occurrence are revealed. Lexico-semantic variants are established.