Hi Lance
Thanks for posting. The bottle was for ketchup (catsup) and dates to very late 19th century.
Take a look at the photos in this wonderful article about the history of Heinz ketchup:
https://www.mirror.co.uk/news/uk-news/heinz-tomato-ketchup-celebrates-140th-9192206
The sawdust appears to be softwood...pine? :-)
Chris