Arnold O. Beckman - Bore-Hole Survey Apparatus - Affidavits Envelope, 1929
File — Box: 3, Folder: 13
Dates
- Creation: 1929
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