Ralph Roberts, Cable TV Pioneer Who Built Comcast, Dies at 95 - The New York Times
Comcast, Ultimate Pop Culture Wiki
Brian Roberts National Museum of American History
Comcast founder Ralph Roberts, 95, dies
Comcast Founder Ralph Roberts Dead at 95
Philadelphia Inquirer: Comcast founder Ralph Roberts, 95, dies
Comcast founder Ralph Roberts, 95, dies
Ralph Roberts: From selling milk and playing poker to founding Comcast and building the cable giant in Philadelphia
Comcast founder Ralph Roberts, 95, dies
Comcast founder Ralph Roberts, 95, dies
Comcast founder Ralph Roberts, 95, dies