"Radio message stations pp.", radio telegraphy: Vol. 2

• BArch, RM 5/2110
• Akt(e)
• 1908-1909

Teil vonFederal Archives (Archivtektonik)

Contains: Report of the post office Duala and the gunboat "Panther" about telegraph attempts in Cameroon. Reprint, 1908

In: Signal and telegraph systems >> "Radio stations pp.", radio telegraphy.