Which president was in office when the Americans with Disabilities Act was enacted and Clarence Thomas was appointed to the Supreme Court?

The Americans with Disabilities Act was signed into law in 1990 and amended the following year while George H. W. Bush was in office. It was one of the most significant pieces of legislation enacted during his administration. In 2008 his son signed The ADA Amendments Act. David Souter and Clarence Thomas were appointed by President Bush the elder in the early nineties.