In the top right hand corner, have you selected 'show all topics'? If it is only the last 20 or 30 days topics shown you will not be able to see the earlier ones.
If it's not that, I apologise - but that had me fooled for a while when I couldn't find an early post!
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Time is an illusion. Lunchtime doubly so.
Epona of The Laughing Hyenas