We understand from the passage that .......

A German family of musicians and composers, the Bachs achieved the height of their fame in the 17th and 18th centuries. Seven Bach generations achieved greater or lesser prominence in music from 1580 to about 1800, Of the group, Johann Sebastian Bach has been acclaimed as one of the giants of musical history. Although he was famous as a master of the organ and other instruments' during his lifetime, Johann Sebastian Bach's music was neglected after his death until the early 1800s. His works brought to a climax the baroque period, during which many new forms and styles were developed. Bach wrote literally thousands of compositions, many for use in churches or in instruction.