Dutch & Belgian Keys


Many of these Dutch keys are from the collection of Jan, PA3EGH. He has a great website featuring many unusual keys from the Netherlands as well as from other countries. A link to his website can be found here.

(Click on the pictures below to see larger versions of the photo)


Early Dutch Camelback Key Made by the Caminada Brothers, Italian Instrument Makers Who Emigrated to Holland (IZ0KRC Collection) Another View of the Caminada Camelback Close-up of Caminada Name Dutch Postal Key
Early Dutch PTT Key, Ca. 1867 Another Early Dutch PTT Key Dutch PTT Key, Ca. 1900 An Early Dutch Key by W.C.t Hart, Rotterdam
An Dutch Camelback Key of Unusual Design. Maker Unknown Dutch Camelback Key. Maker Unknown. (PA3EYM Collection) Another Unknown Maker Dutch Camelback Another View of the Dutch Camelback
A Later Key by Caminada, Rotterdam An Unusual Oval-Based Key by Caminada. Looks a lot like an American Key. (Ruud Van Harskamp Collection) Close-Up of the Caminada Name Dutch Double Current Key
Gerard Belgian Postal Key. Uses Knife-Edge Pivot Like the American "Victor" Key. Wood Based Key by Merkelbach & Co, Amsterdam Top View of the Merkelbach Key Showing the Nameplate Dutch Postal Key Marked "Ridderhof & VanDijk, Zeist"
Dutch Army "Sinus" Key by Ridderhof & Van Dijk, Zeist. Ca. 1920 Close-Up of the "Sinus" Marking Another "Sinus" Key. The Lower Contact Strips are Elevated From the Base to Eliminate the Contact Noise Unknown Dutch Key With "Holland America Line" Marking
Close-Up of the Holland America Line Marking A Later Key by "Sinus" -Ridderhof & Van Dijk Dutch Key-Maker Unknown Another Dutch Key-Maker Unknown
A Third Dutch Key-Maker Unknown A Fourth Dutch Key-Maker Unknown Dutch Key Made by W. Zweverink Royal Netherlands Army Signal Corps Training Key
Key Made by N.S.F. Nederlandsche Seintoestellen Fabriek (Dutch Signal Equipment Factory) N.S.F. Keys With the Covers Removed Another N.S.F. Key One More N.S.F. Key
N.S.F. Key With the Cover Removed Key Used by Dutch Coastal Station PCH Dutch Royal Air Force Key