Matta, Roberto Echaurren
name: label: Collection Creator
content: Seitz, William C. (William Chapin)
setName: label: See more items in
content: William C. Seitz papers
label: See more items in
content: William C. Seitz papers / Series 4: Research and Writing Files / 4.2: People and Subject Files
unitdate: label: Date
content: 1950s-1960s
container: label: Container
content: Box 11, Folder 16
dataSource: label: Archival Repository
content: Archives of American Art
objectType: label: Type
content: Archival materials