366, Hydroelectric Power Development Company (Helena, Montana)
name: label: Collection Creator
content: Lockwood Greene Engineers, Incorporated
label: Collection Creator
content: Lockwood-Greene Company
label: Collection Creator
content: Whitman, David
label: Collection Creator
content: Greene, Stephen
label: Collection Creator
content: Lockwood, Amos
setName: label: See more items in
content: Lockwood-Greene Records
label: See more items in
content: Lockwood-Greene Records / Series 1: Project Drawings, Renderings, and Plans
unitdate: label: Date
content: 1908
container: label: Container
content: Map-folder 1668
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents note
content: No. of sheets: 12