Artifacts

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  • Search Terms: Global Positioning System
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Artifact

This atomic clock was built for the first GPS satellites in the late 1970s.

Artifact

The DAGR was an improvement on the PLGR, providing map data in a lighter hand-held device.

Artifact

Roy Bardole used this touch-screen computer and an antenna (not shown) to receive enhanced GPS signals for working corn and soybean acreage in Iowa. 

Artifact

A hand-held GPS receiver that provided geographic coordinates and a graphical display.

Artifact

A hand-held GPS receiver that provided geographic coordinates and a graphical display.

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