First class certificate of proficiency in radiotelegraphy with photograph issued by the Postmaster-General, belonging to William Keane, 26 Apr 1929.

First class certificate of proficiency in radiotelegraphy for William Keane, 26 Apr 1929. | National Museums Liverpool

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https://www.liverpoolmuseums.org.uk/artifact/first-class-certificate-of-proficiency-radiotelegraphy-william-keane-26-apr-1929

First class certificate of proficiency in radiotelegraphy for William Keane, 26 Apr 1929.

http://content.liverpoolmuseums.org.uk/artifact/first-class-certificate-of-proficiency-radiotelegraphy-william-keane-26-apr-1929