(U.S.) Department of Commerce - Certificate of Probationary Appointment - Bureau of Standards (Includes departmental employee regulations.), 1917 June
File — Box: 1, Folder: 21
Dates
- Creation: 1917 June
Repository Details
Part of the Science History Institute Archives Repository
Contact:
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org
315 Chestnut Street
Philadelphia PA 19106 United States
215.873.8265
215.873.5265 (Fax)
reference@sciencehistory.org