Ruhmkorff posters & prints

Ruhmkorff Anonymous

Ruhmkorff's Machine Anonymous

Destruction of Fort Pei-Ho in China by the Ignition of a Mine by Ruhmkorff's Machine Anonymous

X-ray apparatus, 1915 Unknown

Portrait of Count Modest Andreyevich von Korff, 1876 Ivan Petrovich Pozhalostin

The Three At Oktoberfest Alexander Hugo Bakker Korff

High Tea, 1866 Alexander Hugo Bakker-Korff