The chart is less a literal representation of the sea, but more an abstract illustration of the ways that ocean swells interact with land.

How Sticks and Shell Charts Became a Sophisticated System for Navigation

Sailors navigating with sextant, compass and maps found in the Marshall Islands that curved sticks and cowry shells were far more sophisticated

One of the original Regency TR-1 models resides in the Smithsonian collections.

How the Transistor Radio with Music for Your Pocket Fueled a Teenage Social Revolution

In a burst of post World War II innovation, the Regency TR-1 transistor radio became the new "It" gift for the holiday season

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