Depending on the type of paper can (does it have a pull out plastic spout?) I was buying Red Dot like that through the 1980s.
I don't think Hercules switched to plastic until the early to middle 1990s.
I was paying more than that, though.
"The gift which I am sending you is called a dog, and is in fact the most precious and valuable possession of mankind" -Theodorus Gaza
Baby Jesus cries when the fat redneck doesn't have military-grade firepower.