How was anyone able to wake up on time for something before alarm clocks

by Micahb5

Just read a shower thought that the Queen of Switzerland wanted philosophy lessons at 5 am. How did anyone know when 5 am was and what woke them up? I can barely get out of bed with 2 alarms.

thatfreakygirl

Not to dissuade further discussion, but This section of the FAQ has previous stabs at a similar question & you may find your answer there.