https://www.gatesfoundation.org/ideas/speeches/2001/06/william-h-gates-sr-2001-achievers-program
William H. Gates Sr. - 2001 Achievers Program
william h gates sr2001achieversprogram
https://www.gatesfoundation.org/ideas/speeches/2005/09/william-h-gates-sr-2005-conference-for-community-foundations
William H. Gates Sr. - 2005 Conference for Community Foundations
william h gates sr2005 conferencefor communityfoundations
https://www.gatesfoundation.org/ideas/speeches/2006/08/william-h-gates-sr-seattle-rotary-2006
William H. Gates Sr. - Seattle Rotary 2006
william h gates srseattlerotary2006
https://www.gatesfoundation.org/ideas/speeches/2001/11/william-h-gates-sr-2001-senior-sevices
William H. Gates Sr. - 2001 Senior Sevices
william h gates sr2001seniorsevices
https://www.gatesfoundation.org/ideas/speeches/2007/04/william-h-gates-sr-ounce-of-prevention-fund-luncheon
William H. Gates Sr. - Ounce of Prevention Fund Luncheon
william h gates srounce of preventionfundluncheon