From The Collaborative International Dictionary of English v.0.48 [gcide]:
Time-table \Time"-ta`ble\, n.
1. A tabular statement of the time at which, or within which,
several things are to take place, as the recitations in a
school, the departure and arrival of railroad trains or
other public conveyances, the rise and fall of the tides,
etc.
[1913 Webster]
2. (Railroad) A plane surface divided in one direction with
lines representing hours and minutes, and in the other
with lines representing miles, and having diagonals
(usually movable strings) representing the speed and
position of various trains.
[1913 Webster]
3. (Mus.) A table showing the notation, length, or duration
of the several notes.
[1913 Webster]