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(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)