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Julius Heinrich Zimmermann, Important German Whistle Manufacturer, History , Samples & Catalog Pages by Avner Strauss – Whistle Museum
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Julius Heinrich Zimmermann, Important German Whistle Manufacturer, History , Samples & Catalog Pages by Avner Strauss – Whistle Museum
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Sold at auction Modern German Violin, Julius Heinrich Zimmerman, Berlin, c. 1925 Auction Number 2501 Lot Number 196 | Skinner Auctioneers
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