Sources for a timeline on religion and mass media.
Cooke, Tim, ed. National Geographic Concise History of World Religions: An Illustrated Time Line. Washington, D.C.: National Geographic, 2011.
Location : Andover-Harv. Theol Folio BL80.3 .N38 2011
Location : Widener RR 4803.7
Samples (PDF files):
World at a glance, 1850-2010.
1890-1949
1950-2010
Horsfield, Peter G. From Jesus to the Internet: A History of Christianity and Media. Chichester, West Sussex; Malden, MA: Wiley Blackwell, 2015. (Preview in Google Books.)
Ochoa, George, and Melinda Corey. Fitzroy Dearborn Chronology of Ideas : A Record of Philosophical, Political, Theological and Social Thought from Ancient Times to the Present. London ; Chicago: Fitzroy Dearborn, 1999.
Sample pages for 1950's (PDF file)
Kovarik, Bill. Revolutions in Communication : Media History from Gutenberg to the Digital Age. New York: Continuum, 2011.
Sample (PDF file): "The Advent of Computers."
Hoover, Stewart M. "Media and Religion." Encyclopedia of Religion. 2nd ed. Lindsay Jones, ed. Vol. 9. Detroit: Macmillan Reference USA, 2005. (Some good citations at the end.)
American Religion Timelines. Association of Religion Data Archives.
"Timeline: Religion: c. 4000 BCE - 2005." Oxford Reference
Pew Research Center World Wide Web Timeline
The Guardian: "Links to the past: a history of the world wide web – timeline"
PBS "God in America". Timeline: Faith in America