How long did the "G.E. College Bowl" run and who hosted it?

The “G.E. College Bowl” ran from 1959 to 1970 on CBS and NBC, and was hosted until 1963 by Allen Ludden and after that by Robert Earle.

What did Monty Hall do before he hosted "Let's Make a Deal" (NBC, CBS, 1963-76)? Monty Hall was a medical school student in Manitoba, Canada before he hosted "Let's Make a Deal" (NBC, CBS, 1963-76).
What was the first American TV game show hosted by Alex Trebek? "The Wizard of Odds" (NBC, 1973-74) was the first American game show hosted by Alex Trebek. The Canadian-born Trebek is now host of "Jeopardy!" (syndicated, 1984).
Who hosted "The Miss America Pageant" (1954) before Bert Parks? John Daly hosted it the first year; Parks took over until 1980. Several hosts followed, including Ron Ely and Gary Collins. It is now co-hosted by Regis…
Who hosted the TV show "Fernwood 2-Night" (synd., 1977)? Barth Gimble, played by Martin Mull on the TV show "Fernwood 2-Night" (synd., 1977). He was the twin brother of Garth Gimble, a character on "Mary Hartman,…
How long did "I Love Lucy" run? "I Love Lucy" ran for six seasons, from October 15, 1951, to June 24, 1957.
How long did "Howdy Doody" run? The television series Howdy Doody ran from 1947 to 1960.