Lof, George O.G. Domestic Hot Air Heating with Overlapped-Plate Solar Collector
setName: label: See more items in
content: Fritz P. Grutzner Papers
unitdate: label: Date
content: 1911-11-03
container: label: Container
content: Box 2, Folder 13
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials