nycsubway.org has a list of existing cars. Most are R-33s both Mainline (pairs) and WF )singles). Most of the R-33(WF)s were retained.
Gerry. STM/BSRA
The next stop is Washington. Change for Forest Hills Trains on the Winter St. Platform, and Everett Trains on the Summer St. Platform. This is an Ashmont train, change for Braintree at Columbia.