46 The Big Picture in seven sentences
The engineer was recruited by an allied agency and instructed to pass false information to an intermediary.
The intermediary was recruited by an allied intelligence agency to act as a communist party sympathiser and gain their trust.
The engineer’s information was passed to the intermediary using a coded Rubaiyat.
The intermediary passed the engineer’s messages to a communist agent.
The agent was lured to Adelaide in November 1948. He made his way to the suburb where the intermediary lived and was murdered.
The police investigation was limited in its scope at the direction of the allied agency.