Boomerang

This boomerang was a gift from an Australian friend. It's quite old.
There is handwriting on it, as shown in the photos.
The following is an AI-generated description:

Hand-painted boomerang from Australia, designed by a world champion.

- Model Name: Returning Boomerang
- Country of Origin: Australia
- Design: Hand Painted
- Features: Designed by World Champion

Thank you for looking.