Mountain valley
name: label: Collection Creator
content: Baekeland, L. H. (Leo Hendrik), 1863-1944
setName: label: See more items in
content: Leo H. Baekeland Papers
label: See more items in
content: Leo H. Baekeland Papers / Series 11: Photographs, Film Negatives, Photoprints, Stereographs and Glass Plate Negatives / 11.5: Film and Glass Plate Negatives
container: label: Container
content: Box 48, Folder 197-199
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials