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Rudolf Simon
Commons account of German-Wikipedia user: RudolfSimon
Wikimedia Foundation
Wikimedia Foundation


Dieses Foto entstand durch die Mithilfe der Wikimedia Deutschland e. V.

Wikimedia Deutschland e. V. hilft den Freiwilligen der Wikipedia bei der Erstellung von freien Inhalten.

This document ist sponsored by Open Hardware Observatory e.V.

OHO e.V. creates and collects documents (drawings, lists, photos, videos etc.) of hardware and publishes it under the license cc-by-sa-4.0.

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