design-is-fine:Emil Riester, Brooch, 1905/07. Pforzheim, Germany. © Schmuckmuseum Pforzhei
design-is-fine:Emil Riester, Brooch, 1905/07. Pforzheim, Germany. © Schmuckmuseum Pforzheim Foto Rüdiger Flöter -- source link
design-is-fine:Emil Riester, Brooch, 1905/07. Pforzheim, Germany. © Schmuckmuseum Pforzheim Foto Rüdiger Flöter -- source link