Food in the Detective Novel by Henry Hudson
2668 pages
This is one of many (30) freebies with the description "Countries etnography"
or ethnography/
It seem to be converted from a high quality OCR but with NO post editing.
Interesting as a book.
At a guess, all from a conference ?
https://www.amazon.com/dp/B06VSW9RH5/
https://www.amazon.co.uk/dp/B06VSW9RH5/
https://www.amazon.ca/dp/B06VSW9RH5/