Photograph of a mining head frame at Basic Magnesium, Inc.   Creator:   Basic Magnesium, Inc. ( Contributing Institution ) Publication Date:   1942-06-01 Type:   Photograph Source Institution:   Henderson District Public Libraries Holding Location:   Henderson District Public Libraries Subject Keyword:   Magnesite mines and mining Headframes (Mining) Deserts Gabbs Valley (Nev.) Plant construction Spatial Coverage:   Gabbs Valley (Nev.) Genre:   Photographs Photograph of a mining head frame at Basic Magnesium, Inc.	Photograph of a mining head frame at Basic Magnesium, Inc.   Creator:   Basic Magnesium, Inc. ( Contributing Institution ) Publication Date:   1942-06-01 Type:   Photograph Source Institution:   Henderson District Public Libraries Holding Location:   Henderson District Public Libraries Subject Keyword:   Magnesite mines and mining Headframes (Mining) Deserts Gabbs Valley (Nev.) Machinery, supplies, equipment Spatial Coverage:   Gabbs Valley (Nev.) Genre:   Photographs Photograph of a mining head frame at Basic Magnesium, Inc.