This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Dumbleator. Tom McGrath's Dumbleator en Howcheng CommonsHelper Benfeing en Benfeing original upload log page en Dumbleator Benfeing bytes no McGrath's Dumbleator Dumble amplifiers
Page 2023 Free-images.com. All images are Public Domain