[Bulwyf]

Indian lady in early 1900s did it with a single shot 22. Right in the eye as it charged. Lucky lady heh. That thing was massive. There’s a black and white photo somewhere of it.

[marktwain]

Bella Twin, the .22 Used to Take the 1953 World Record Grizzly, and More

Your memory is close, but some of the details are a little different.

The link above has the story and images.

[riverrunner]

It was 1953 her name was Belle Twain.

Here is the story

https://www.ammoland.com/2017/06/bella-twin-the-22-used-to-take-the-1953-world-record-grizzly-and-more/