Batch Book, No. 9, #234-283
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 7: Commercial Laboratory Notebooks / 7.6: Brock, Frank P. (Karpen and Brothers)
unitdate: label: Date
content: 1916 November 11-1917 January 25
container: label: Container
content: Box 32, Folder 10
dataSource: label: Archival Repository
content: Archives Center, National Museum of American History
objectType: label: Type
content: Archival materials