Hi vint-mow
Yep, it's a rare machine - and one on the list to identify.

Quote
... given that the blades are so long in proportion to the disk.
Yes, the only other rotary that used an alloy blade holder with long swing-backs was
the British Ladybird ... at least as far as I know ...

https://www.outdoorking-forum.com.au/forum/ubbthreads.php?ubb=showflat&Number=59572

Cheers
Jack