C14 dating
name: label: Collection Creator
content: Irwin-Williams, Cynthia
setName: label: See more items in
content: Cynthia Irwin-Williams papers
label: See more items in
content: Cynthia Irwin-Williams papers / Series 1: Research / 1.1: Archaeology / Valsequillo / Geology files
unitdate: label: Date
content: 1960-1969
label: Date
content: undated
dataSource: label: Archival Repository
content: National Anthropological Archives
objectType: label: Type
content: Archival materials
scopecontent: label: Scope and Contents
content: See also "Dating problems Th-234/Pa" in the "Correspondence" section.