Michael Valentine, Who Helped Drivers Stay Under the Radar, Dies at 74

Michael Valentine, Who Helped Drivers Stay Under the Radar, Dies at 74

The New York Times - Business:

An engineer who loved to drive fast, he helped build an industry-altering device that made its debut after the national speed limit of 55 m.p.h. became law.

This post first appeared in The New York Times - Business. Read the original article.