Willem Gerardus Hofker (1902-1981), portrait of W. Cnoop Koopmans (1865-1946) at the age of 70 in 1935, lithograph, signed in the plate l.l. -22 x 24,5 cm- Mr. C. Cnoop Koopmans was co-founder of the Amsterdam Concert Hall
We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners who may combine it with other information that you’ve provided to them or that they’ve collected from your use of their services.