unbekannter Stoewer

[Emilie]

hello everyone i'm turning to you once again
I recently bought a machine that I think is a German machine brand "Stoewer" the machine was sold to me for a singer.
but I can't find anything concerning the year of the type and model of this machine which is a copy of the singer 15IF and of very good quality
thanks to the forum specialists for your help
here are some pics






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[Emilie]

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top box singer

[ravemachine]

Hier ist die Anleitung zur Stoewer Ringschiff E:

Stoewer_Titania_Ringschiff_ca1890_Titel.jpg

Stoewer_Titania_Ringschiff_ca1890_ba_web.pdf

Stoewer_Titania_Ringschiff_ba_de_ca.1885_web.pdf

Metwar_NM-Nadelkatalog_Stoewer_Ringschiff_E.jpg

Stoewer-Plakette.jpg