Which 31 minute documentary made in 1938, which asked for better housing, farm techniques and flood control and more electrical power, showed a great flood in the Mississippi River?
The answer is - The River
Which British show, featuring adult contestants and broadcast by the BBC on 31 May 1938, is generally held to have been the world's first TV game show?
On All Saints' Eve, 31 October, in 1517 a treatise which is regarded as a primary catalyst for the Protestant Reformation was popularly described as being nailed to the door of where in Germany?