Light Rail Vehicles (LRVs):

Boeing LRV/SLRV
Green Line Type 7
Green Line Type 8
Green Line Type 9

Streetcar Types:

All
Articulated
Closed
Double Deck
Horsecars
Open
Parlor
PCC (Presidents' Conference Committee)
Post Office
Semi-Convertible
Work Cars

Streetcar Operators:

Boston Elevated Railway Co.
MBTA
MTA
West End Street Railway Co.