There is a set of 13 old change gears (2 with chipped teeth noted) of unknown origin on Gumtree that might be a treasure for someone with an old lathe?

https://www.gumtree.com.au/s-ad/koon...set/1263949457


There is another ad for a smaller collection + banjo to suit an Advance lathe:

https://www.gumtree.com.au/s-ad/wemb...ne-/1264986543