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Scientific American 1927-04

ScientificAmerican1927-04.jpg Scientific American 1917-04-21ThumbnailsScientific American 1928-07Scientific American 1917-04-21ThumbnailsScientific American 1928-07Scientific American 1917-04-21ThumbnailsScientific American 1928-07Scientific American 1917-04-21ThumbnailsScientific American 1928-07

"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