As Sound Transit gets ready to inaugurate commuter trains between Bellevue and Redmond beginning next weekend, the question arises about the last time regular passenger rail service was offered on the Eastside.

There’s some good-natured historical debate about the specific moment when the last passenger train rolled through what’s now an assortment of urban areas and dense suburbs, but a handful of local rail historians consulted by KIRO Newsradio agree it was sometime on or around July 19, 1922.