Photograph of Carl Sonnenburg at Basic Magnesium, Inc.   Creator:   Basic Magnesium, Inc. Publication Date:   1944-07-06 Type:   Photograph Source Institution:   Henderson District Public Libraries Holding Location:   Henderson District Public Libraries Subject Keyword:   Golf Sonnenburg, Carl Industrial recreation Community services and recreation Genre:   Photographs Photograph of Carl Sonnenburg at Basic Magnesium, Inc.