Cornelis van der Beek: A Baroque Drummer's Echoes Cornelis van der Beek (1948-1998) wasn’t a painter in the traditional sense, but rather a pivotal figure in Dutch music history—specifically, as drummer for Shocking Blue, arguably the most successful psychedelic rock band of the 1970s. While his canvases remained unseen by the public eye, his rhythmic contributions resonated powerfully through the vibrant sonic landscape of his era, c…