Sterling silver Vintage Modernist/Mid-Century "goose feather" pin & clip earrings by Eigil Jensen for the Anton Michelson studio (Denmark, 1950s). Anton Michelsen (1809–1877) was a renowned Danish goldsmith and silversmith who founded the prestigious firm A. Michelsen in Copenhagen in 1841. Eigil Jensen (1917–2002) was one of their prominent Mid-Century Modernist creators, known for his sleek jewelry designs.