A map for manoeuvres at marching-in camps. 1851. A detailed plan of St.

Petersburg city with environs and several districts painted in colours is pictured at the map. The map is divided into two parts, laid down the cloth ground and set into a leather case with gold-stamping. 107х102 sm, in a good condition: minor binding rubbings, a fragment (65х10см) is off the main map. The map has a certain historical value.