References, Sources (1967-1999)
name: label: Collection Creator
content: Ketner, Joseph D., II, 1955-
setName: label: See more items in
content: Joseph D. Ketner II papers
label: See more items in
content: Joseph D. Ketner II papers / Series 2: Project Files / 2.4: Group Zero / Otto Piene / Research Material
unitdate: label: Date
content: circa 2008-2011
container: label: Container
content: Box 9, Folder 9
dataSource: label: Archival Repository
content: Archives of American Art
objectType: label: Type
content: Archival materials