The creation of one of the oldest surviving astronomical documents, from the Babylonian library of Ashurbanipal around 1600 BC - a 21-year record of the appearances of Venus (which the early Babylonians called Nindaranna).
... them, 45.9% are married couples living together, 8.2% have a female householder with no husband present, and 42.6% are non-families. 29.5% of all households are made up of ...