Thanks for your prompt reply Kovid.
That's what I thought - I could see the metadata there in the body of the book, but was wondering if it was also stored elsewhere within the file structure.
Do the conversion logs - specifically the following fields
look OK to you? I only ask because, being a near-Luddite, I have zero idea. I appreciate that the log extract above may be an interim step in the conversion process and thus not mean anything.
I am also talking to the bookpedia people, but the fact that it imports non-Calibre epub files OK suggests that Calibre and Bookpedia have, for some reason, stopped talking to each other.