the course for Met's assistant
which was quite comprehensive.
We had to learn all the meteorological
codes that were in use
and to learn how to launch
which we followed with a theodolite
and then from that, the
we calculated the upper winds
and these were then sent for
distribution around the country.
The hydrogen cylinders
alcove in the air-traffic building
and you had to be
onto the gas cylinder and
At night time you could
and, rather dangerously,
which enabled you to follow it in the dark
and track the balloon that way.
There were one or two accidents I think
that did occur with those;
I don't think they were very popular.