‘The Piano Cemetery’ (2010) by José Luis Peixoto

The Lázaro men are carpenters and in their workshop there is backroom, usually kept closed, full of broken down pianos – the cemetery of the title. That much I got. It is set in Lisbon.
Piano cemetery cover.jpg José Luis Peixoto
It has been well reviewed in ‘The Times’ (London) and ‘The Financial Times,’ and it has many stars in Good Reads reviews. He has many other titles.
This is homework for our Iberian travels in the future.