ScientificAmerican1927-04.jpg Scientific American 1923-12ThumbnailsVick's Vaporub -1919AScientific American 1923-12ThumbnailsVick's Vaporub -1919AScientific American 1923-12ThumbnailsVick's Vaporub -1919AScientific American 1923-12ThumbnailsVick's Vaporub -1919A
"Defeating desert dust" by soaking it with water. Hey, where did that water come from? And what kind of minerals is it going to pick up in those settlement ponds?

Artist: Howard V. Brown

Source: Steve Kirch

Restoration by: Michael Ward