The story was originally written as a spoof history or possibly a future history, written as it is by a historian in the year 2073 about events taking place in 1973,10 years from its actual publication date.
The story was originally written as a spoof history from its actual publication date. The story was originally written as possibly a future history from its actual publication date. Possibly a future history was 10 years. The story was originally written. It is by a historian in the year 2073 about events. These events are taking place in 1973. This is 10 years from its actual publication date.