a circle of the Russian province of Tula, extending in north latitude from $54^\circ 20'$ to $55^\circ 50'$, and in east longitude from $37^\circ 39'$ to $38^\circ 34'$. It contains one city, 147 villages, besides the establishments of some nobles, and 25,500 inhabitants. It is watered by the rivers Oker and Wenewka. The land is moderately fertile, and but in a small part covered with woods. The capital is a city of the same name on the Wenewka, containing 790 houses, with 3400 inhabitants. It is 625 miles from St Petersburg. Long. 38. 1. E. Lat. 54. 20. N.