On Mon, 28 Nov 2005 23:16:59 +0000, Tom Anderson
wrote:

That makes good sense, with the drivers having to keep to time they have
a timetable for the train they're operating, but just imagine one for
the public with every train on it, with a lot at 90 second headway's,
how many pages would it be on?

With the judicious use of the phrase "and the same minutes past each
hour", not as many as you might think.

If they WERE at the same minutes past each hour. Are they?