"Combination Key and Flashlight," early patent materials
name: label: Collection Creator
content: Sachs, Charlotte Cramer, 1907-2004
setName: label: See more items in
content: Charlotte Cramer Sachs Papers
label: See more items in
content: Charlotte Cramer Sachs Papers / Series 2: Invention Records / 2.2: Household/Office
unitdate: label: Date
content: 1913 - 1938
container: label: Container
content: Box 4, Folder 1
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials