Hau Edward Petrovich – Types of rooms of the Winter Palace. The second half of the spare. First Meeting Hermitage ~ part 03

The picture has something of this: ceiling, indoors, architecture, inside, arch, church, column, tower, building, chapel, chandelier, hallway, castle, museum, vault, marble.
Perhaps it’s a drawing of a large room with a clock on the wall and a door to another room on the other side of the room.