Couple of very rare zinc KVK1

[Patrick W]

Here are 2 you almost never see, L/12 with round wire catch (never seen one before) and the L/52

[Patrick W]

;;;

[Patrick W]

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[Douglas 5]

The L/12 are hard to find but do show up from time to time .... pricy though . ... pin and disk back .

This one 495 E in 2012 .

Douglas

[5tefan]

I don't know, but this KVK1 are not so rare
http://kvk1-dna.de/l-12-carl-eduard-...---pinback.php

I think this zinc version is very rare
http://kvk1-dna.de/l-17-hermann-wern...---pinback.php