April 9, 2018
![Gerhard Grenzing open house](/sites/diapason/files/styles/content/public/Grenzing-open-hosue_WEB.jpg?itok=FZVrlp-X)
Gerhard Grenzing presents pre-inaugural events on April 21 for the new organ for the Basilica of “La Mercè” in Barcelona: three manuals, 42 stops.
All events take place at the Grenzing workshop in E Papiol (near Barcelona).
11 a.m.: family-oriented activities
5–7 p.m.: workshop concerts by several organists.
For information: www.grenzing.com