Presentation RK opinions

[collector5168]

Presentation set

There was a presentation set with the RK, EK 1 and EK2, on the Craig Gottlieb website (link below). What was the collective consensus on this very rare combination?
Thanks, Jeff

http://www.craiggottlieb.com/engine/...Filter=Gallery

[collector5168]

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Inside the set

[Seiler]

I have seen these as repros at several places.In fact today they are offered by Nicholas Morigi in the UK.Seiler