"Each day Humble supplies enough energy to melt seven million tons of glacier!" - Humble Oil full page print advert, Life magazine, 1962.
Raising Hell: Issue 73: Owning Twitter
Raising Hell: Issue 73: Owning Twitter
Raising Hell: Issue 73: Owning Twitter
"Each day Humble supplies enough energy to melt seven million tons of glacier!" - Humble Oil full page print advert, Life magazine, 1962.