Correspondence
name: label: Collection Author
content: Lyons, Harold, Dr., 1913-1998
label: Collection Donor
content: Lyons, Sherrie
setName: label: See more items in
content: Harold Lyons Atomic Clocks Collection
unitdate: label: Date
content: 1949 - 1991
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
identifier: label: Identifier
content: NMAH.AC.0701, Series 3
objectType: label: Type
content: Archival materials