I Mod. A Elmar 'Koch Zürich' Leica --- Probably unique prototype with

--- Probably unique prototype with attached finder attachment with Tynar 6

--- Mahogany strut-folding body with brown leather bellows for plates 6x9cm

In original and working condition with instruction booklet and attractive maker's box

8/20mm Objektiv mit Fokussierung bis 30cm

' - the large format Dubroni was useful for portraits - in very fine and original condition

I Mod. A Elmar 'Koch Zürich' Leica --- Probably unique prototype withVery fine example of the Leica I Mod. A. in perfect working order with very rare engraving 'Optiker Koch Zrich' on the viewfinder. Koch in Zrich was a large Swiss company for photo supplies and for Leica at the time. B+ 1929 24410 Sehr schne Leica I Mod. A. in perfektem Zustand mit der sehr seltenen Gravur 'Optiker Koch Zrich' auf dem Sucher. Koch in Zrich war eine groe Schweizer Firma fr Fotozubehr und fr Leica zu der Zeit.