"Symbolized Card of Accounts and Symbolized Classification of Stores for a Variety of Uses" manual, [n.d.]

"Symbolized Card of Accounts and Symbolized Classification of Stores for a Variety of Uses" manual, [n.d.], Box: 106-A, Folder: 01. Frederick Winslow Taylor Collection, SCW-SC-001. Samuel C. Williams Library - Special Collections . https://stevensarchives.libraryhost.com/repositories/2/archival_objects/2914 Accessed October 31, 2025.