This is an original wire recording of Hua Yanjun, a famous blind composer for The Erhu 二胡, an iconic Chinese instrument often played by street performers and travelers.
The song is Erquan Yingyue 二泉映月 which I honestly don't know how to translate. I think it is The Moon Shining In the Second Spring.
I hope you all enjoy:
Here is a much more fleshed out and recent version: