CO2 compressors for dry ice, called "snow machines"
name: label: Collection Creator
content: Frick Company, George (Waynesboro, Pa.)
setName: label: See more items in
content: Frick Company Records
label: See more items in
content: Frick Company Records / Series 5: Photographs and Artistic Renderings / 5.4: Ice Making and Refrigeration Equipment: Vertical Compressors
unitdate: label: Date
content: circa 1929
container: label: Container
content: Box 39, Folder 10
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials