Search Request | Person Helbing, Hugo About the person Contact Please contact the German Lost Art Foundation. Departments Provenance marks Storage sites Groups of reported objects 1 Altars 2 Crafts and other folk arts 3 Machine/Mechanics 4 Maps / Globe 5 Militaria 6 Numismatics 7 Sculpture Collections 1 Grapic from the Estate of Hugo Helbing 2 Library objects from the Estate of Hugo Helbing 3 Paintings from the Estate of Hugo Helbing 4 Prints and Photographs from the Estate of Hugo Helbing Holdings