Moore was a member of US Geological Survey from 1913 until 1949.

In the 1990s he consulted for the US Geological Survey on questions of science policy.

The community's name was absent from US Geological Survey files until 1990.

It struck at a depth of 6.2 miles, the US Geological Survey said.

Experts from the US Geological Survey have also been monitoring the increased activity for the past few days.

In 1881 he became the second director of the U.S. Geological Survey.

In 1877 he became an ethnologist of the US Geological Survey.

Scientists at the US Geological Survey measured these old deposits.

It was first reported by the U.S. Geological Survey in 1895.

In addition, the US Geological Survey operates a large regional facility.