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.
Triton bell. en Ship's Bell USS Triton SSRN USS Triton Unofficial Web Site Official Navy Symbol Public Domain USS Triton SSRN Operation Sandblast PDUSGovMilitaryNavy Ships' bells
Page 2023 Free-images.com. All images are Public Domain