Mammoth Energy Services Inc. press release
Black Tusk Resources elects Earnest Brooks to Geological Advisory Board
NASDAQ - Nasdaq Stock Market · Sand · United States
(via TheNewswire) 2019-09-05 - TheNewswire - Vancouver, BC - Mr. Richard Penn reports Black Tusk Resources Inc. has named Earnest A. Brooks, B.Sc., CIM, P.Geo., to the Geological Advisory Board. Earnest A. Brooks, B.Sc., CIM, P. Geo, holds a Geology Major from the Universit...