I had to start a new thread, I'm sorry for the confusion.
This is great! Thank you so much!
However, it gives us 20 latest messages and that's it. I understand that this is their limitation but I could bypass it by being able to specify the year, month and the latest message e.g. where to start the next search. For example:
I made up the message number at the end.
Really grateful and again, thank you in advance!