A katar is a katar till......

[Jens Nordlunde]

I think the thread has taken a turn where I will leave.
Jim could you please make the pictures a bit smaller, so the reader does not have to scroll a lot - thank you.
I am aware of, that some useres of the forum are not the researcher type, as they relay only on the informationms they get from the forum, but you should try to research - it may be hard at the beginning, but it pays.