I recently came across this video where it shows a Spectrum exhibition at the Museo de la Piedra in Cantanhede (Portugal) that includes the personal collection of Joao Diogo Ramos. He personally explains all about it in spanish. Cool stuff.
https://youtu.be/dEgfa35ZRNA
The Spectrum at the museum
- Juan F. Ramirez
- Bugaboo
- Posts: 5137
- Joined: Tue Nov 14, 2017 6:55 am
- Location: Málaga, Spain