OLOKOLAMSK, a circle of the Russian province of Moscow, bounded on the south-west by Smolensk, on the west and north by Tver, and on the other parts by Swienigorod, Rasa, and Moshaik. It extends over 924 square miles, comprehending one city, eighty-one parishes, and 152 hamlets with 78,600 inhabitants, mostly occupied in agriculture. The soil is moderately fertile. The country is well watered by numerous brooks, and the surface is level and woody. The capital is the city of the same name, on the river Gorodeca, 440 miles from St Petersburg. It is slightly fortified, and has a castle, and contains five wooden and three stone churches, 290 houses, and 3500 inhabitants. It has some trees, from being on a great road. Long. 37. 50. E. Lat. 56. 10. N.