His mother worked from 1962 until 1983 in the school's administration.
He worked for his father's company from 1914 until 1926.
He worked on tax administration and policy issues from 2003 until 2006.
He worked for the company until the end of his life.
They worked from the 1960s until the end of 1980s.
He worked until a few weeks before his death at the age of 93.
He worked 14 or 15 hours a day, six days a week, until three weeks before his death.
She and her husband worked together until his death in 1996.
Often he works until the early hours of the morning, she said.
She began making art at a very young age, but did not start working with film until 1994.