Darkest depths and other underground megastructures

Darkest depths and other underground megastructures
About this book
"Describes the technology and engineering used to build deep mines, to drill for oil, and to build deep underground tunnels"--Provided by publisher.
Details
- OL Work ID
- OL16262835W
Subjects
Juvenile literatureUnderground constructionBuildingBuilding, juvenile literatureMiscellaneaEngineeringTechnologyTunnelsConstructions souterrainesOuvrages pour la jeunesseConception et construction