sale of apartment in St. Petersburg

Apartment for sale in the historical center of St. Petersburg, Petrogradsky district. The apartment is located on the 4th floor of a 5-story Stalinist building with an elevator. There are only 2 apartments on each floor. Good sound insulation between floors and living rooms. 3 isolated rooms with high ceilings, a large kitchen, a large bathroom, a separate toilet with a washbasin, a large corridor with a built-in wardrobe, overhead storage rooms above the corridor and bathroom, a balcony. Total area - 70.9 sq.m.