Propagation Delay in the Atmosphere, Goddard Space Flight Center (by David M. Levine)
name: label: Collection Creator
content: Chi, Andrew
setName: label: See more items in
content: Andrew Chi Atomic Clocks Collection
label: See more items in
content: Andrew Chi Atomic Clocks Collection / Series 2: Other Materials
unitdate: label: Date
content: 1970-11
container: label: Container
content: Box 4, Folder 13
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials