Broadcast on 3LO (Broadcasting Co. of Australia) on Wednesday 14 April 1926.
Cast: Don Mather (Lieut. Jack watson, inventor of the powerful explosive, Destructo), Robert Ogg (Captain Armiston, his superior officer), H.N. Gregory (Major Carlake, a martyr to the gout), Mrs Maurice Dudley (Nell Carlake, his niece and Jack watson's fiancee).
Scene: A drawing room, the present.
Source: 'Wireless Broadcasting Programmes', Argus, 13 April 1926, p.19.