Time Constant of Ratemeter
name: label: Collection Creator
content: Halkett, James A. E. (physicist)
label: Collection Creator
content: Wesolowski, Sigmund A.
setName: label: See more items in
content: James A. E. Halkett Papers and Sigmund A. Wesolowski, M.D. Papers
label: See more items in
content: James A. E. Halkett Papers and Sigmund A. Wesolowski, M.D. Papers / Series 1: James A.E. Halkett Papers / 1.3: Lantern Slides / 1.3.4: Civil Defense and Medical and Health Services
unitdate: label: Date
content: undated
container: label: Container
content: Box 28, Item 58
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials
label: Type
content: Slides