Silver metal and mother of pearl theater binoculars, Emil Busch Multinett (Germany, early 20th century) - Auction Fashion Vintage - Maison Bibelot - Casa d'Aste Firenze - Milano
Zeiss 10x80 Observation Binoculars by Emil Busch - WWII Naval Binoculars - Jeroen Markies Art Deco
WW1 World War I - Binoculars 08 - "Emil Busch A.G. Rathenow" 1915 with a round leather strap