Firemoth5

By Bruce Byers | Published August 10, 2015 | Full size is 650 × 165 pixels

The big “M” on Lookout Mountain from Golden, Colorado; Mt. Galbraith on the far right. Photo courtesy of Colorado School of Mines.

The big “M” on Lookout Mountain from Golden, Colorado; Mt. Galbraith on the far right. Photo courtesy of Colorado School of Mines.

The big “M” on Lookout Mountain from Golden, Colorado; Mt. Galbraith on the far right. Photo courtesy of Colorado School of Mines.

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