Spiral Jetty Construction Proposal from Robert A. Phillips
name: label: Collection Creator
content: Holt, Nancy, 1938-2014
setName: label: See more items in
content: Nancy Holt Estate records
label: See more items in
content: Nancy Holt Estate records / Series 11: Robert Smithson Estate and Legacy / 11.1: General Business Records
unitdate: label: Date
content: 1970 April 3
container: label: Container
content: Box 61, Folder 15
dataSource: label: Archival Repository
content: Archives of American Art
objectType: label: Type
content: Archival materials