Sotheby’s is selling several works from the estate of late Swiss collectors Rolf and Margit Weinberg in New York this spring.

Geometric Abstraction in the 18th Century until May 2025, XNUMX at the Barberini Museum in Vienna. Featuring major works on ...

Founded in Munich by Marc and his friend Wassily Kandinsky, the Blue Rider circle believed that art could not only reflect the turmoil of the times but also help point to a better future.