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My collector friend finally is tating, that he has misplaced the original 1915 Anton Wingen jr. sales catalog, that he had copied for me long time ago. Thus I can post the quite bad scans which I received that time:
![[Linked Image from i.imgur.com]](https://i.imgur.com/EQvfbje.jpg)
![[Linked Image from i.imgur.com]](http://i.imgur.com/fMafIoh.jpg)