- The Early Jurassic Epoch (in chronostratigraphy corresponding to the Lower Jurassic Series) is the earliest of three epochs of the Jurassic Period. The Early Jurassic starts immediately after the Triassic–Jurassic extinction event, 201.3 Ma (million years ago), and ends at the start of the Middle Jurassic 174.7 ±0.8 Ma.
- Wilhelm Friedemann Bach (Wikipedia)
Wilhelm Friedemann Bach (22 November 1710 – 1 July 1784) was a German composer, organist and harpsichordist. He was the second child and eldest son of Johann Sebastian Bach and Maria Barbara Bach. Despite his acknowledged genius as an improviser and composer, his income and employment were unstable, and he died in poverty.