I have a collection of timetables that is heavy with 1950s and 1960s editions. The Erie published them according to the following Forms:
Form 1 -- System timetable
Form 2 -- New York - Port Jervis - Elmira
Form 7 -- Main Line, Newark, Bergen Country RR
Form 8 -- Greenwood Lake Division
Form 9 -- Northern Branch
Form 2 -- New York - Delaware Division Stations (west of Port Jervis)
Question: Were there every Forms 3, 4, 5, and others?
Form 1 -- System timetable
Form 2 -- New York - Port Jervis - Elmira
Form 7 -- Main Line, Newark, Bergen Country RR
Form 8 -- Greenwood Lake Division
Form 9 -- Northern Branch
Form 2 -- New York - Delaware Division Stations (west of Port Jervis)
Question: Were there every Forms 3, 4, 5, and others?