I don't like Soviet furniture. It is sad and richly varnished. But it is made out of beech wood. Not cheap pine but noble beech! And the design is ergonomic. I want to show you how to refresh old furniture at the example of a 1960s Soviet chair.
Dusty padding is thrown away:
The chair resembles a skeleton after removing all fabric :)
Wash off old varnish:
This is how I fixed all springs:
I stretch a piece of rough fabric over the springs:
And then fix the main piece of fabric with such molding around the edge:
That's all! Wish you good luck and creativity!