Stahlhelm On-line guide to the different patterns of Imperial German Pickelhaube 1840s fashion 1850s fashion 1860s fashion 1870s fashion 1880s fashion 1890s fashion 1900s fashion 1910s fashion 19th-century fashion Combat helmets of Germany Franco-Prussian War German military uniforms German words and phrases Military history of Germany Prussian Army World War I military equipment of Germany