Voll, Christoph (W.H. Johnson's Brother-in-Law)
name: label: Collection Creator
content: Powell, Richard J., 1953-
setName: label: See more items in
content: Richard J. Powell papers
label: See more items in
content: Richard J. Powell papers / Series 4: Research Files on William H. Johnson
unitdate: label: Date
content: 1932-1960, undated
container: label: Container
content: Box 1, Folder 43
dataSource: label: Archival Repository
content: Archives of American Art
objectType: label: Type
content: Archival materials