3.B S.N. 043,315 (Barnett)—Method and Apparatus for Continuous Manufacturing of Thin Film

3.B S.N. 043,315 (Barnett)—Method and Apparatus for Continuous Manufacturing of Thin Film, Box: 88, Folder: F208. Karl Wolfgang Böer papers, MSS 0483. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/91073 Accessed July 26, 2024.