Left by previous homeowner, believed working but seems to be missing the necessary stirrer attachment.
I think it is the model from this manual:
https://www.documents.philips.com/assets/20210424/4477bca36042479ca3fead140...
Without the stirrer it might be viable to stir manually, or you may be able to construct/source a replacement
Ice Cream Maker (missing part!) (New Marston OX3)
This post has been withdrawn.