Field work data to sort
name: label: Collection Collector
content: McCormick, Mack
setName: label: See more items in
content: Robert "Mack" McCormick Collection
label: See more items in
content: Robert "Mack" McCormick Collection / Series 6: Texas Blues Research / 6.2: Lead Files
unitdate: label: Date
content: 1966-1967
container: label: Container
content: Box 84, Folder 3
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials