This is the first monographic study of the chronicle by so called Piskarevskii chronicler (the version of the chronicle belonged to merchant Piskarev). The monument includes detailed information on the building of towns, military marches, and Oprichnik activities. The monograph identifies the origin and dates of this document (1611-1613), its presumable author - Moscow clerk Nechai Perfil"ev, the sources of this document. Bibliography. (0.245 kg.)