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Oldest Rock Art Discovered

By Mark S. Kuhar

A new high-tech analysis led by a University of Colorado Boulder researcher shows the oldest known petroglyphs in North America, which are cut into several boulders in western Nevada, date to at least 10,500 years ago and perhaps even as far back as 14,800 years ago.

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Welcome, Mr. Johnson

I would like to extend a warm welcome to Michael W. Johnson, who this month begins his tenure as president and CEO of The National Stone, Sand & Gravel Association. He succeeds our old friend, the much-respected R. A. “Gus” Edwards, III, who is retiring after more than 16 successful years with NSSGA.

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How To Manage Your Boss

You Can Influence What Your Boss Thinks Of You And Your Performance.

By Steve Schumacher

We all have bosses.

No matter if you are a first-line supervisor or a CEO, you still report to someone that monitors and evaluates your potential and your performance.

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June Construction Settles Back One Percent

New Construction Starts In June Receded 1 Percent, But Highway Construction Took A Huge Leap Forward.

By Mark S. Kuhar

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Pennsylvania Quarry Seeks Air Quality Permit

According to The Times-Tribune, the Covington Township, Pa., board of supervisors is asking the state Department of Environmental Protection to carefully review Eureka Stone Quarry’s application to renew its air quality permit.

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