Title: Gramophone record.
Question: How was the moving coil microphone unique to the Wente type?

Title: Cyprus.
Question: When does the middle of summer occur on Cyprus?

Title: Pesticide.
Question: Is the trade of pesticides and pesticide treated goods limited to the United States?

Title: John von Neumann.
Question:
In what year did von Neumann become commissioner of the AEC?