Bengel Art Deco Schmuck Schmuck und Industrie-Denkmal, Idar-Oberstein = Bengel art deco jewellery : jewellery and industrial monument, Idar-Oberstein/Germany - Lindemann, Wilhelm (Stuttgart Arnoldsche, 2007)
In German and English
Keywords: Jakob Bengel (Firm) -- Catalogs; Decoration and ornament -- Germany -- Idar-Oberstein -- Art deco -- Catalogs; Jewelry -- Germany -- Idar-Oberstein -- History -- 20th century -- Catalogs